The network device operation for reading statistics is only called in one place, and it ignores the return value. Having a structure return value is potentially confusing because some future driver could incorrectly assume that the return value was used.
Fix all drivers with ndo_get_stats64 to have a void function. Signed-off-by: Stephen Hemminger <sthem...@microsoft.com> --- v2 - fix a couple of warnings drivers/net/bonding/bond_main.c | 10 ++++------ drivers/net/dummy.c | 5 ++--- drivers/net/ethernet/alacritech/slicoss.c | 6 ++---- drivers/net/ethernet/amazon/ena/ena_netdev.c | 10 ++++------ drivers/net/ethernet/amd/xgbe/xgbe-drv.c | 6 ++---- drivers/net/ethernet/apm/xgene/xgene_enet_main.c | 4 +--- drivers/net/ethernet/atheros/alx/main.c | 6 ++---- drivers/net/ethernet/broadcom/b44.c | 5 ++--- drivers/net/ethernet/broadcom/bnx2.c | 5 ++--- drivers/net/ethernet/broadcom/bnxt/bnxt.c | 6 ++---- drivers/net/ethernet/broadcom/tg3.c | 8 +++----- drivers/net/ethernet/brocade/bna/bnad.c | 6 ++---- drivers/net/ethernet/calxeda/xgmac.c | 5 ++--- drivers/net/ethernet/cavium/thunder/nicvf_main.c | 5 ++--- drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c | 7 +++---- drivers/net/ethernet/cisco/enic/enic_main.c | 8 +++----- drivers/net/ethernet/ec_bhf.c | 4 +--- drivers/net/ethernet/emulex/benet/be_main.c | 5 ++--- drivers/net/ethernet/freescale/dpaa/dpaa_eth.c | 6 ++---- drivers/net/ethernet/hisilicon/hns/hns_enet.c | 6 ++---- drivers/net/ethernet/ibm/ehea/ehea_main.c | 5 ++--- drivers/net/ethernet/intel/e1000e/e1000.h | 4 ++-- drivers/net/ethernet/intel/e1000e/netdev.c | 5 ++--- drivers/net/ethernet/intel/fm10k/fm10k_netdev.c | 6 ++---- drivers/net/ethernet/intel/i40e/i40e.h | 5 ++--- drivers/net/ethernet/intel/i40e/i40e_main.c | 18 ++++++------------ drivers/net/ethernet/intel/igb/igb_main.c | 10 ++++------ drivers/net/ethernet/intel/ixgbe/ixgbe_main.c | 7 ++++--- drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c | 6 ++---- drivers/net/ethernet/marvell/mvneta.c | 4 +--- drivers/net/ethernet/marvell/mvpp2.c | 4 +--- drivers/net/ethernet/marvell/sky2.c | 6 ++---- drivers/net/ethernet/mediatek/mtk_eth_soc.c | 6 ++---- drivers/net/ethernet/mellanox/mlx4/en_netdev.c | 4 +--- drivers/net/ethernet/mellanox/mlx5/core/en_main.c | 3 +-- drivers/net/ethernet/mellanox/mlx5/core/en_rep.c | 3 +-- drivers/net/ethernet/mellanox/mlxsw/spectrum.c | 4 +--- drivers/net/ethernet/mellanox/mlxsw/switchx2.c | 3 +-- drivers/net/ethernet/myricom/myri10ge/myri10ge.c | 9 ++++----- drivers/net/ethernet/neterion/vxge/vxge-main.c | 4 +--- drivers/net/ethernet/netronome/nfp/nfp_net_common.c | 6 ++---- drivers/net/ethernet/nvidia/forcedeth.c | 4 +--- drivers/net/ethernet/qlogic/netxen/netxen_nic_main.c | 10 ++++------ drivers/net/ethernet/qlogic/qede/qede_main.c | 7 ++----- drivers/net/ethernet/qualcomm/emac/emac.c | 6 ++---- drivers/net/ethernet/realtek/8139too.c | 9 +++------ drivers/net/ethernet/realtek/r8169.c | 4 +--- drivers/net/ethernet/samsung/sxgbe/sxgbe_main.c | 8 ++------ drivers/net/ethernet/sfc/efx.c | 6 ++---- drivers/net/ethernet/sfc/falcon/efx.c | 6 ++---- drivers/net/ethernet/sun/niu.c | 6 ++---- drivers/net/ethernet/synopsys/dwc_eth_qos.c | 4 +--- drivers/net/ethernet/tile/tilepro.c | 4 ++-- drivers/net/ethernet/via/via-rhine.c | 8 +++----- drivers/net/fjes/fjes_main.c | 7 ++----- drivers/net/hyperv/netvsc_drv.c | 6 ++---- drivers/net/ifb.c | 6 ++---- drivers/net/ipvlan/ipvlan_main.c | 5 ++--- drivers/net/loopback.c | 5 ++--- drivers/net/macsec.c | 8 +++----- drivers/net/macvlan.c | 5 ++--- drivers/net/nlmon.c | 4 +--- drivers/net/ppp/ppp_generic.c | 4 +--- drivers/net/slip/slip.c | 3 +-- drivers/net/team/team.c | 3 +-- drivers/net/tun.c | 3 +-- drivers/net/veth.c | 6 ++---- drivers/net/virtio_net.c | 6 ++---- drivers/net/vmxnet3/vmxnet3_ethtool.c | 4 +--- drivers/net/vmxnet3/vmxnet3_int.h | 4 ++-- drivers/net/vrf.c | 5 ++--- drivers/net/xen-netfront.c | 6 ++---- drivers/staging/netlogic/xlr_net.c | 10 +--------- include/linux/netdevice.h | 8 ++++---- include/net/ip_tunnels.h | 4 ++-- net/8021q/vlan_dev.c | 5 ++--- net/bridge/br_device.c | 6 ++---- net/ipv4/ip_tunnel_core.c | 6 ++---- net/l2tp/l2tp_eth.c | 6 ++---- net/mac80211/iface.c | 4 +--- net/openvswitch/vport-internal_dev.c | 4 +--- net/sched/sch_teql.c | 5 ++--- 82 files changed, 166 insertions(+), 309 deletions(-) diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c index 8029dd4912b6..36919221b3f0 100644 --- a/drivers/net/bonding/bond_main.c +++ b/drivers/net/bonding/bond_main.c @@ -211,8 +211,8 @@ static int lacp_fast; static int bond_init(struct net_device *bond_dev); static void bond_uninit(struct net_device *bond_dev); -static struct rtnl_link_stats64 *bond_get_stats(struct net_device *bond_dev, - struct rtnl_link_stats64 *stats); +static void bond_get_stats(struct net_device *bond_dev, + struct rtnl_link_stats64 *stats); static void bond_slave_arr_handler(struct work_struct *work); static bool bond_time_in_interval(struct bonding *bond, unsigned long last_act, int mod); @@ -3337,8 +3337,8 @@ static void bond_fold_stats(struct rtnl_link_stats64 *_res, } } -static struct rtnl_link_stats64 *bond_get_stats(struct net_device *bond_dev, - struct rtnl_link_stats64 *stats) +static void bond_get_stats(struct net_device *bond_dev, + struct rtnl_link_stats64 *stats) { struct bonding *bond = netdev_priv(bond_dev); struct rtnl_link_stats64 temp; @@ -3362,8 +3362,6 @@ static struct rtnl_link_stats64 *bond_get_stats(struct net_device *bond_dev, memcpy(&bond->bond_stats, stats, sizeof(*stats)); spin_unlock(&bond->stats_lock); - - return stats; } static int bond_do_ioctl(struct net_device *bond_dev, struct ifreq *ifr, int cmd) diff --git a/drivers/net/dummy.c b/drivers/net/dummy.c index 6421835f11b7..1f2de4e8207c 100644 --- a/drivers/net/dummy.c +++ b/drivers/net/dummy.c @@ -54,8 +54,8 @@ struct pcpu_dstats { struct u64_stats_sync syncp; }; -static struct rtnl_link_stats64 *dummy_get_stats64(struct net_device *dev, - struct rtnl_link_stats64 *stats) +static void dummy_get_stats64(struct net_device *dev, + struct rtnl_link_stats64 *stats) { int i; @@ -73,7 +73,6 @@ static struct rtnl_link_stats64 *dummy_get_stats64(struct net_device *dev, stats->tx_bytes += tbytes; stats->tx_packets += tpackets; } - return stats; } static netdev_tx_t dummy_xmit(struct sk_buff *skb, struct net_device *dev) diff --git a/drivers/net/ethernet/alacritech/slicoss.c b/drivers/net/ethernet/alacritech/slicoss.c index b21d8aa8d653..15a8096c60df 100644 --- a/drivers/net/ethernet/alacritech/slicoss.c +++ b/drivers/net/ethernet/alacritech/slicoss.c @@ -1471,8 +1471,8 @@ static netdev_tx_t slic_xmit(struct sk_buff *skb, struct net_device *dev) return NETDEV_TX_OK; } -static struct rtnl_link_stats64 *slic_get_stats(struct net_device *dev, - struct rtnl_link_stats64 *lst) +static void slic_get_stats(struct net_device *dev, + struct rtnl_link_stats64 *lst) { struct slic_device *sdev = netdev_priv(dev); struct slic_stats *stats = &sdev->stats; @@ -1489,8 +1489,6 @@ static struct rtnl_link_stats64 *slic_get_stats(struct net_device *dev, SLIC_GET_STATS_COUNTER(lst->rx_crc_errors, stats, rx_crc); SLIC_GET_STATS_COUNTER(lst->rx_fifo_errors, stats, rx_oflow802); SLIC_GET_STATS_COUNTER(lst->tx_carrier_errors, stats, tx_carrier); - - return lst; } static int slic_get_sset_count(struct net_device *dev, int sset) diff --git a/drivers/net/ethernet/amazon/ena/ena_netdev.c b/drivers/net/ethernet/amazon/ena/ena_netdev.c index cc8b13ebfa75..aca95b397393 100644 --- a/drivers/net/ethernet/amazon/ena/ena_netdev.c +++ b/drivers/net/ethernet/amazon/ena/ena_netdev.c @@ -2165,19 +2165,19 @@ static void ena_config_debug_area(struct ena_adapter *adapter) ena_com_delete_debug_area(adapter->ena_dev); } -static struct rtnl_link_stats64 *ena_get_stats64(struct net_device *netdev, - struct rtnl_link_stats64 *stats) +static void ena_get_stats64(struct net_device *netdev, + struct rtnl_link_stats64 *stats) { struct ena_adapter *adapter = netdev_priv(netdev); struct ena_admin_basic_stats ena_stats; int rc; if (!test_bit(ENA_FLAG_DEV_UP, &adapter->flags)) - return NULL; + return; rc = ena_com_get_dev_basic_stats(adapter->ena_dev, &ena_stats); if (rc) - return NULL; + return; stats->tx_bytes = ((u64)ena_stats.tx_bytes_high << 32) | ena_stats.tx_bytes_low; @@ -2204,8 +2204,6 @@ static struct rtnl_link_stats64 *ena_get_stats64(struct net_device *netdev, stats->rx_errors = 0; stats->tx_errors = 0; - - return stats; } static const struct net_device_ops ena_netdev_ops = { diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-drv.c b/drivers/net/ethernet/amd/xgbe/xgbe-drv.c index 155190db682d..130de11fa553 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe-drv.c +++ b/drivers/net/ethernet/amd/xgbe/xgbe-drv.c @@ -1759,8 +1759,8 @@ static void xgbe_tx_timeout(struct net_device *netdev) schedule_work(&pdata->restart_work); } -static struct rtnl_link_stats64 *xgbe_get_stats64(struct net_device *netdev, - struct rtnl_link_stats64 *s) +static void xgbe_get_stats64(struct net_device *netdev, + struct rtnl_link_stats64 *s) { struct xgbe_prv_data *pdata = netdev_priv(netdev); struct xgbe_mmc_stats *pstats = &pdata->mmc_stats; @@ -1786,8 +1786,6 @@ static struct rtnl_link_stats64 *xgbe_get_stats64(struct net_device *netdev, s->tx_dropped = netdev->stats.tx_dropped; DBGPR("<--%s\n", __func__); - - return s; } static int xgbe_vlan_rx_add_vid(struct net_device *netdev, __be16 proto, diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_main.c b/drivers/net/ethernet/apm/xgene/xgene_enet_main.c index 523b8eff6d7b..45f2204e6695 100644 --- a/drivers/net/ethernet/apm/xgene/xgene_enet_main.c +++ b/drivers/net/ethernet/apm/xgene/xgene_enet_main.c @@ -1453,7 +1453,7 @@ static int xgene_enet_create_desc_rings(struct net_device *ndev) return ret; } -static struct rtnl_link_stats64 *xgene_enet_get_stats64( +static void xgene_enet_get_stats64( struct net_device *ndev, struct rtnl_link_stats64 *storage) { @@ -1484,8 +1484,6 @@ static struct rtnl_link_stats64 *xgene_enet_get_stats64( } } memcpy(storage, stats, sizeof(struct rtnl_link_stats64)); - - return storage; } static int xgene_enet_set_mac_address(struct net_device *ndev, void *addr) diff --git a/drivers/net/ethernet/atheros/alx/main.c b/drivers/net/ethernet/atheros/alx/main.c index c8f525574d68..c66195d00ed4 100644 --- a/drivers/net/ethernet/atheros/alx/main.c +++ b/drivers/net/ethernet/atheros/alx/main.c @@ -1643,8 +1643,8 @@ static void alx_poll_controller(struct net_device *netdev) } #endif -static struct rtnl_link_stats64 *alx_get_stats64(struct net_device *dev, - struct rtnl_link_stats64 *net_stats) +static void alx_get_stats64(struct net_device *dev, + struct rtnl_link_stats64 *net_stats) { struct alx_priv *alx = netdev_priv(dev); struct alx_hw_stats *hw_stats = &alx->hw.stats; @@ -1688,8 +1688,6 @@ static struct rtnl_link_stats64 *alx_get_stats64(struct net_device *dev, net_stats->rx_packets = hw_stats->rx_ok + net_stats->rx_errors; spin_unlock(&alx->stats_lock); - - return net_stats; } static const struct net_device_ops alx_netdev_ops = { diff --git a/drivers/net/ethernet/broadcom/b44.c b/drivers/net/ethernet/broadcom/b44.c index 48707ed76ffc..7aef70f7d8ef 100644 --- a/drivers/net/ethernet/broadcom/b44.c +++ b/drivers/net/ethernet/broadcom/b44.c @@ -1674,8 +1674,8 @@ static int b44_close(struct net_device *dev) return 0; } -static struct rtnl_link_stats64 *b44_get_stats64(struct net_device *dev, - struct rtnl_link_stats64 *nstat) +static void b44_get_stats64(struct net_device *dev, + struct rtnl_link_stats64 *nstat) { struct b44 *bp = netdev_priv(dev); struct b44_hw_stats *hwstat = &bp->hw_stats; @@ -1718,7 +1718,6 @@ static struct rtnl_link_stats64 *b44_get_stats64(struct net_device *dev, #endif } while (u64_stats_fetch_retry_irq(&hwstat->syncp, start)); - return nstat; } static int __b44_load_mcast(struct b44 *bp, struct net_device *dev) diff --git a/drivers/net/ethernet/broadcom/bnx2.c b/drivers/net/ethernet/broadcom/bnx2.c index d5d1026be4b7..de1d07c08495 100644 --- a/drivers/net/ethernet/broadcom/bnx2.c +++ b/drivers/net/ethernet/broadcom/bnx2.c @@ -6821,13 +6821,13 @@ bnx2_save_stats(struct bnx2 *bp) (unsigned long) (bp->stats_blk->ctr + \ bp->temp_stats_blk->ctr) -static struct rtnl_link_stats64 * +static void bnx2_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *net_stats) { struct bnx2 *bp = netdev_priv(dev); if (bp->stats_blk == NULL) - return net_stats; + return; net_stats->rx_packets = GET_64BIT_NET_STATS(stat_IfHCInUcastPkts) + @@ -6891,7 +6891,6 @@ bnx2_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *net_stats) GET_32BIT_NET_STATS(stat_IfInMBUFDiscards) + GET_32BIT_NET_STATS(stat_FwRxDrop); - return net_stats; } /* All ethtool functions called with rtnl_lock */ diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c index 98e948489700..e5f458396e1a 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c @@ -5879,7 +5879,7 @@ static int bnxt_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) return -EOPNOTSUPP; } -static struct rtnl_link_stats64 * +static void bnxt_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats) { u32 i; @@ -5888,7 +5888,7 @@ bnxt_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats) memset(stats, 0, sizeof(struct rtnl_link_stats64)); if (!bp->bnapi) - return stats; + return; /* TODO check if we need to synchronize with bnxt_close path */ for (i = 0; i < bp->cp_nr_rings; i++) { @@ -5935,8 +5935,6 @@ bnxt_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats) stats->tx_fifo_errors = le64_to_cpu(tx->tx_fifo_underruns); stats->tx_errors = le64_to_cpu(tx->tx_err); } - - return stats; } static bool bnxt_mc_list_updated(struct bnxt *bp, u32 *rx_mask) diff --git a/drivers/net/ethernet/broadcom/tg3.c b/drivers/net/ethernet/broadcom/tg3.c index 185e9e047aa9..800328f562fa 100644 --- a/drivers/net/ethernet/broadcom/tg3.c +++ b/drivers/net/ethernet/broadcom/tg3.c @@ -14142,8 +14142,8 @@ static const struct ethtool_ops tg3_ethtool_ops = { .set_link_ksettings = tg3_set_link_ksettings, }; -static struct rtnl_link_stats64 *tg3_get_stats64(struct net_device *dev, - struct rtnl_link_stats64 *stats) +static void tg3_get_stats64(struct net_device *dev, + struct rtnl_link_stats64 *stats) { struct tg3 *tp = netdev_priv(dev); @@ -14151,13 +14151,11 @@ static struct rtnl_link_stats64 *tg3_get_stats64(struct net_device *dev, if (!tp->hw_stats) { *stats = tp->net_stats_prev; spin_unlock_bh(&tp->lock); - return stats; + return; } tg3_get_nstats(tp, stats); spin_unlock_bh(&tp->lock); - - return stats; } static void tg3_set_rx_mode(struct net_device *dev) diff --git a/drivers/net/ethernet/brocade/bna/bnad.c b/drivers/net/ethernet/brocade/bna/bnad.c index 112030828c4b..73a94113db1f 100644 --- a/drivers/net/ethernet/brocade/bna/bnad.c +++ b/drivers/net/ethernet/brocade/bna/bnad.c @@ -3111,7 +3111,7 @@ bnad_start_xmit(struct sk_buff *skb, struct net_device *netdev) * Used spin_lock to synchronize reading of stats structures, which * is written by BNA under the same lock. */ -static struct rtnl_link_stats64 * +static void bnad_get_stats64(struct net_device *netdev, struct rtnl_link_stats64 *stats) { struct bnad *bnad = netdev_priv(netdev); @@ -3123,8 +3123,6 @@ bnad_get_stats64(struct net_device *netdev, struct rtnl_link_stats64 *stats) bnad_netdev_hwstats_fill(bnad, stats); spin_unlock_irqrestore(&bnad->bna_lock, flags); - - return stats; } static void @@ -3427,7 +3425,7 @@ static const struct net_device_ops bnad_netdev_ops = { .ndo_open = bnad_open, .ndo_stop = bnad_stop, .ndo_start_xmit = bnad_start_xmit, - .ndo_get_stats64 = bnad_get_stats64, + .ndo_get_stats64 = bnad_get_stats64, .ndo_set_rx_mode = bnad_set_rx_mode, .ndo_validate_addr = eth_validate_addr, .ndo_set_mac_address = bnad_set_mac_address, diff --git a/drivers/net/ethernet/calxeda/xgmac.c b/drivers/net/ethernet/calxeda/xgmac.c index ce7de6f72512..b0540658afad 100644 --- a/drivers/net/ethernet/calxeda/xgmac.c +++ b/drivers/net/ethernet/calxeda/xgmac.c @@ -1446,9 +1446,9 @@ static void xgmac_poll_controller(struct net_device *dev) } #endif -static struct rtnl_link_stats64 * +static void xgmac_get_stats64(struct net_device *dev, - struct rtnl_link_stats64 *storage) + struct rtnl_link_stats64 *storage) { struct xgmac_priv *priv = netdev_priv(dev); void __iomem *base = priv->base; @@ -1476,7 +1476,6 @@ xgmac_get_stats64(struct net_device *dev, writel(0, base + XGMAC_MMC_CTRL); spin_unlock_bh(&priv->stats_lock); - return storage; } static int xgmac_set_mac_address(struct net_device *dev, void *p) diff --git a/drivers/net/ethernet/cavium/thunder/nicvf_main.c b/drivers/net/ethernet/cavium/thunder/nicvf_main.c index 2006f58b14b1..273eafdb1c57 100644 --- a/drivers/net/ethernet/cavium/thunder/nicvf_main.c +++ b/drivers/net/ethernet/cavium/thunder/nicvf_main.c @@ -1461,8 +1461,8 @@ void nicvf_update_stats(struct nicvf *nic) nicvf_update_sq_stats(nic, qidx); } -static struct rtnl_link_stats64 *nicvf_get_stats64(struct net_device *netdev, - struct rtnl_link_stats64 *stats) +static void nicvf_get_stats64(struct net_device *netdev, + struct rtnl_link_stats64 *stats) { struct nicvf *nic = netdev_priv(netdev); struct nicvf_hw_stats *hw_stats = &nic->hw_stats; @@ -1478,7 +1478,6 @@ static struct rtnl_link_stats64 *nicvf_get_stats64(struct net_device *netdev, stats->tx_packets = hw_stats->tx_frames; stats->tx_dropped = hw_stats->tx_drops; - return stats; } static void nicvf_tx_timeout(struct net_device *dev) diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c index 6f951877430b..fc7d6cf41ee4 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c @@ -2369,8 +2369,8 @@ int cxgb4_remove_server_filter(const struct net_device *dev, unsigned int stid, } EXPORT_SYMBOL(cxgb4_remove_server_filter); -static struct rtnl_link_stats64 *cxgb_get_stats(struct net_device *dev, - struct rtnl_link_stats64 *ns) +static void cxgb_get_stats(struct net_device *dev, + struct rtnl_link_stats64 *ns) { struct port_stats stats; struct port_info *p = netdev_priv(dev); @@ -2383,7 +2383,7 @@ static struct rtnl_link_stats64 *cxgb_get_stats(struct net_device *dev, spin_lock(&adapter->stats_lock); if (!netif_device_present(dev)) { spin_unlock(&adapter->stats_lock); - return ns; + return; } t4_get_port_stats_offset(adapter, p->tx_chan, &stats, &p->stats_base); @@ -2417,7 +2417,6 @@ static struct rtnl_link_stats64 *cxgb_get_stats(struct net_device *dev, ns->tx_errors = stats.tx_error_frames; ns->rx_errors = stats.rx_symbol_err + stats.rx_fcs_err + ns->rx_length_errors + stats.rx_len_err + ns->rx_fifo_errors; - return ns; } static int cxgb_ioctl(struct net_device *dev, struct ifreq *req, int cmd) diff --git a/drivers/net/ethernet/cisco/enic/enic_main.c b/drivers/net/ethernet/cisco/enic/enic_main.c index cdd7a1a59aa7..c5842c525eed 100644 --- a/drivers/net/ethernet/cisco/enic/enic_main.c +++ b/drivers/net/ethernet/cisco/enic/enic_main.c @@ -680,8 +680,8 @@ static netdev_tx_t enic_hard_start_xmit(struct sk_buff *skb, } /* dev_base_lock rwlock held, nominally process context */ -static struct rtnl_link_stats64 *enic_get_stats(struct net_device *netdev, - struct rtnl_link_stats64 *net_stats) +static void enic_get_stats(struct net_device *netdev, + struct rtnl_link_stats64 *net_stats) { struct enic *enic = netdev_priv(netdev); struct vnic_stats *stats; @@ -693,7 +693,7 @@ static struct rtnl_link_stats64 *enic_get_stats(struct net_device *netdev, * recorded stats. */ if (err == -ENOMEM) - return net_stats; + return; net_stats->tx_packets = stats->tx.tx_frames_ok; net_stats->tx_bytes = stats->tx.tx_bytes_ok; @@ -707,8 +707,6 @@ static struct rtnl_link_stats64 *enic_get_stats(struct net_device *netdev, net_stats->rx_over_errors = enic->rq_truncated_pkts; net_stats->rx_crc_errors = enic->rq_bad_fcs; net_stats->rx_dropped = stats->rx.rx_no_bufs + stats->rx.rx_drop; - - return net_stats; } static int enic_mc_sync(struct net_device *netdev, const u8 *mc_addr) diff --git a/drivers/net/ethernet/ec_bhf.c b/drivers/net/ethernet/ec_bhf.c index 7bf78a0d322c..278f139f2a22 100644 --- a/drivers/net/ethernet/ec_bhf.c +++ b/drivers/net/ethernet/ec_bhf.c @@ -457,7 +457,7 @@ static int ec_bhf_stop(struct net_device *net_dev) return 0; } -static struct rtnl_link_stats64 * +static void ec_bhf_get_stats(struct net_device *net_dev, struct rtnl_link_stats64 *stats) { @@ -472,8 +472,6 @@ ec_bhf_get_stats(struct net_device *net_dev, stats->tx_bytes = priv->stat_tx_bytes; stats->rx_bytes = priv->stat_rx_bytes; - - return stats; } static const struct net_device_ops ec_bhf_netdev_ops = { diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c index 225e9a4877d7..0a679d2eaeee 100644 --- a/drivers/net/ethernet/emulex/benet/be_main.c +++ b/drivers/net/ethernet/emulex/benet/be_main.c @@ -639,8 +639,8 @@ void be_parse_stats(struct be_adapter *adapter) } } -static struct rtnl_link_stats64 *be_get_stats64(struct net_device *netdev, - struct rtnl_link_stats64 *stats) +static void be_get_stats64(struct net_device *netdev, + struct rtnl_link_stats64 *stats) { struct be_adapter *adapter = netdev_priv(netdev); struct be_drv_stats *drvs = &adapter->drv_stats; @@ -704,7 +704,6 @@ static struct rtnl_link_stats64 *be_get_stats64(struct net_device *netdev, stats->rx_fifo_errors = drvs->rxpp_fifo_overflow_drop + drvs->rx_input_fifo_overflow_drop + drvs->rx_drops_no_pbuf; - return stats; } void be_link_status_update(struct be_adapter *adapter, u8 link_status) diff --git a/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c b/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c index c9b7ad65e563..b7cbc26a0911 100644 --- a/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c +++ b/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c @@ -313,8 +313,8 @@ static void dpaa_tx_timeout(struct net_device *net_dev) /* Calculates the statistics for the given device by adding the statistics * collected by each CPU. */ -static struct rtnl_link_stats64 *dpaa_get_stats64(struct net_device *net_dev, - struct rtnl_link_stats64 *s) +static void dpaa_get_stats64(struct net_device *net_dev, + struct rtnl_link_stats64 *s) { int numstats = sizeof(struct rtnl_link_stats64) / sizeof(u64); struct dpaa_priv *priv = netdev_priv(net_dev); @@ -332,8 +332,6 @@ static struct rtnl_link_stats64 *dpaa_get_stats64(struct net_device *net_dev, for (j = 0; j < numstats; j++) netstats[j] += cpustats[j]; } - - return s; } static struct mac_device *dpaa_mac_dev_get(struct platform_device *pdev) diff --git a/drivers/net/ethernet/hisilicon/hns/hns_enet.c b/drivers/net/ethernet/hisilicon/hns/hns_enet.c index 672b64606321..b7cb61385ad8 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_enet.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_enet.c @@ -1625,8 +1625,8 @@ void hns_nic_set_rx_mode(struct net_device *ndev) netdev_err(ndev, "sync uc address fail\n"); } -struct rtnl_link_stats64 *hns_nic_get_stats64(struct net_device *ndev, - struct rtnl_link_stats64 *stats) +static void hns_nic_get_stats64(struct net_device *ndev, + struct rtnl_link_stats64 *stats) { int idx = 0; u64 tx_bytes = 0; @@ -1668,8 +1668,6 @@ struct rtnl_link_stats64 *hns_nic_get_stats64(struct net_device *ndev, stats->tx_window_errors = ndev->stats.tx_window_errors; stats->rx_compressed = ndev->stats.rx_compressed; stats->tx_compressed = ndev->stats.tx_compressed; - - return stats; } static u16 diff --git a/drivers/net/ethernet/ibm/ehea/ehea_main.c b/drivers/net/ethernet/ibm/ehea/ehea_main.c index 702446a93697..1e53d7a82675 100644 --- a/drivers/net/ethernet/ibm/ehea/ehea_main.c +++ b/drivers/net/ethernet/ibm/ehea/ehea_main.c @@ -328,8 +328,8 @@ static void ehea_update_bcmc_registrations(void) spin_unlock_irqrestore(&ehea_bcmc_regs.lock, flags); } -static struct rtnl_link_stats64 *ehea_get_stats64(struct net_device *dev, - struct rtnl_link_stats64 *stats) +static void ehea_get_stats64(struct net_device *dev, + struct rtnl_link_stats64 *stats) { struct ehea_port *port = netdev_priv(dev); u64 rx_packets = 0, tx_packets = 0, rx_bytes = 0, tx_bytes = 0; @@ -352,7 +352,6 @@ static struct rtnl_link_stats64 *ehea_get_stats64(struct net_device *dev, stats->multicast = port->stats.multicast; stats->rx_errors = port->stats.rx_errors; - return stats; } static void ehea_update_stats(struct work_struct *work) diff --git a/drivers/net/ethernet/intel/e1000e/e1000.h b/drivers/net/ethernet/intel/e1000e/e1000.h index 879cca47b021..a29b12e80855 100644 --- a/drivers/net/ethernet/intel/e1000e/e1000.h +++ b/drivers/net/ethernet/intel/e1000e/e1000.h @@ -493,8 +493,8 @@ int e1000e_setup_rx_resources(struct e1000_ring *ring); int e1000e_setup_tx_resources(struct e1000_ring *ring); void e1000e_free_rx_resources(struct e1000_ring *ring); void e1000e_free_tx_resources(struct e1000_ring *ring); -struct rtnl_link_stats64 *e1000e_get_stats64(struct net_device *netdev, - struct rtnl_link_stats64 *stats); +void e1000e_get_stats64(struct net_device *netdev, + struct rtnl_link_stats64 *stats); void e1000e_set_interrupt_capability(struct e1000_adapter *adapter); void e1000e_reset_interrupt_capability(struct e1000_adapter *adapter); void e1000e_get_hw_control(struct e1000_adapter *adapter); diff --git a/drivers/net/ethernet/intel/e1000e/netdev.c b/drivers/net/ethernet/intel/e1000e/netdev.c index eccf1da9356b..bd09e5f79742 100644 --- a/drivers/net/ethernet/intel/e1000e/netdev.c +++ b/drivers/net/ethernet/intel/e1000e/netdev.c @@ -5920,8 +5920,8 @@ static void e1000_reset_task(struct work_struct *work) * * Returns the address of the device statistics structure. **/ -struct rtnl_link_stats64 *e1000e_get_stats64(struct net_device *netdev, - struct rtnl_link_stats64 *stats) +void e1000e_get_stats64(struct net_device *netdev, + struct rtnl_link_stats64 *stats) { struct e1000_adapter *adapter = netdev_priv(netdev); @@ -5958,7 +5958,6 @@ struct rtnl_link_stats64 *e1000e_get_stats64(struct net_device *netdev, /* Tx Dropped needs to be maintained elsewhere */ spin_unlock(&adapter->stats64_lock); - return stats; } /** diff --git a/drivers/net/ethernet/intel/fm10k/fm10k_netdev.c b/drivers/net/ethernet/intel/fm10k/fm10k_netdev.c index bc5ef6eb3dd6..01db688cf539 100644 --- a/drivers/net/ethernet/intel/fm10k/fm10k_netdev.c +++ b/drivers/net/ethernet/intel/fm10k/fm10k_netdev.c @@ -1118,8 +1118,8 @@ void fm10k_reset_rx_state(struct fm10k_intfc *interface) * Returns 64bit statistics, for use in the ndo_get_stats64 callback. This * function replaces fm10k_get_stats for kernels which support it. */ -static struct rtnl_link_stats64 *fm10k_get_stats64(struct net_device *netdev, - struct rtnl_link_stats64 *stats) +static void fm10k_get_stats64(struct net_device *netdev, + struct rtnl_link_stats64 *stats) { struct fm10k_intfc *interface = netdev_priv(netdev); struct fm10k_ring *ring; @@ -1164,8 +1164,6 @@ static struct rtnl_link_stats64 *fm10k_get_stats64(struct net_device *netdev, /* following stats updated by fm10k_service_task() */ stats->rx_missed_errors = netdev->stats.rx_missed_errors; - - return stats; } int fm10k_setup_tc(struct net_device *dev, u8 tc) diff --git a/drivers/net/ethernet/intel/i40e/i40e.h b/drivers/net/ethernet/intel/i40e/i40e.h index ba8d30984bee..342007df4663 100644 --- a/drivers/net/ethernet/intel/i40e/i40e.h +++ b/drivers/net/ethernet/intel/i40e/i40e.h @@ -834,9 +834,8 @@ static inline void i40e_irq_dynamic_enable(struct i40e_vsi *vsi, int vector) void i40e_irq_dynamic_disable_icr0(struct i40e_pf *pf); void i40e_irq_dynamic_enable_icr0(struct i40e_pf *pf, bool clearpba); #ifdef I40E_FCOE -struct rtnl_link_stats64 *i40e_get_netdev_stats_struct( - struct net_device *netdev, - struct rtnl_link_stats64 *storage); +void i40e_get_netdev_stats_struct(struct net_device *netdev, + struct rtnl_link_stats64 *storage); int i40e_set_mac(struct net_device *netdev, void *p); void i40e_set_rx_mode(struct net_device *netdev); #endif diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c index ad4cf639430e..b2f76d24000d 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_main.c +++ b/drivers/net/ethernet/intel/i40e/i40e_main.c @@ -409,15 +409,11 @@ struct rtnl_link_stats64 *i40e_get_vsi_stats_struct(struct i40e_vsi *vsi) * Returns the address of the device statistics structure. * The statistics are actually updated from the service task. **/ -#ifdef I40E_FCOE -struct rtnl_link_stats64 *i40e_get_netdev_stats_struct( - struct net_device *netdev, - struct rtnl_link_stats64 *stats) -#else -static struct rtnl_link_stats64 *i40e_get_netdev_stats_struct( - struct net_device *netdev, - struct rtnl_link_stats64 *stats) +#ifndef I40E_FCOE +static #endif +void i40e_get_netdev_stats_struct(struct net_device *netdev, + struct rtnl_link_stats64 *stats) { struct i40e_netdev_priv *np = netdev_priv(netdev); struct i40e_ring *tx_ring, *rx_ring; @@ -426,10 +422,10 @@ static struct rtnl_link_stats64 *i40e_get_netdev_stats_struct( int i; if (test_bit(__I40E_DOWN, &vsi->state)) - return stats; + return; if (!vsi->tx_rings) - return stats; + return; rcu_read_lock(); for (i = 0; i < vsi->num_queue_pairs; i++) { @@ -469,8 +465,6 @@ static struct rtnl_link_stats64 *i40e_get_netdev_stats_struct( stats->rx_dropped = vsi_stats->rx_dropped; stats->rx_crc_errors = vsi_stats->rx_crc_errors; stats->rx_length_errors = vsi_stats->rx_length_errors; - - return stats; } /** diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c index a761001308dc..a2058c2b317a 100644 --- a/drivers/net/ethernet/intel/igb/igb_main.c +++ b/drivers/net/ethernet/intel/igb/igb_main.c @@ -137,8 +137,8 @@ static void igb_update_phy_info(unsigned long); static void igb_watchdog(unsigned long); static void igb_watchdog_task(struct work_struct *); static netdev_tx_t igb_xmit_frame(struct sk_buff *skb, struct net_device *); -static struct rtnl_link_stats64 *igb_get_stats64(struct net_device *dev, - struct rtnl_link_stats64 *stats); +static void igb_get_stats64(struct net_device *dev, + struct rtnl_link_stats64 *stats); static int igb_change_mtu(struct net_device *, int); static int igb_set_mac(struct net_device *, void *); static void igb_set_uta(struct igb_adapter *adapter, bool set); @@ -5402,8 +5402,8 @@ static void igb_reset_task(struct work_struct *work) * @netdev: network interface device structure * @stats: rtnl_link_stats64 pointer **/ -static struct rtnl_link_stats64 *igb_get_stats64(struct net_device *netdev, - struct rtnl_link_stats64 *stats) +static void igb_get_stats64(struct net_device *netdev, + struct rtnl_link_stats64 *stats) { struct igb_adapter *adapter = netdev_priv(netdev); @@ -5411,8 +5411,6 @@ static struct rtnl_link_stats64 *igb_get_stats64(struct net_device *netdev, igb_update_stats(adapter, &adapter->stats64); memcpy(stats, &adapter->stats64, sizeof(*stats)); spin_unlock(&adapter->stats64_lock); - - return stats; } /** diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c index 0c6eca570791..ffe7d940d9ff 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c @@ -8173,8 +8173,9 @@ static void ixgbe_netpoll(struct net_device *netdev) } #endif -static struct rtnl_link_stats64 *ixgbe_get_stats64(struct net_device *netdev, - struct rtnl_link_stats64 *stats) + +static void ixgbe_get_stats64(struct net_device *netdev, + struct rtnl_link_stats64 *stats) { struct ixgbe_adapter *adapter = netdev_priv(netdev); int i; @@ -8212,13 +8213,13 @@ static struct rtnl_link_stats64 *ixgbe_get_stats64(struct net_device *netdev, } } rcu_read_unlock(); + /* following stats updated by ixgbe_watchdog_task() */ stats->multicast = netdev->stats.multicast; stats->rx_errors = netdev->stats.rx_errors; stats->rx_length_errors = netdev->stats.rx_length_errors; stats->rx_crc_errors = netdev->stats.rx_crc_errors; stats->rx_missed_errors = netdev->stats.rx_missed_errors; - return stats; } #ifdef CONFIG_IXGBE_DCB diff --git a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c index 1a28349114f8..b06863560c7d 100644 --- a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c +++ b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c @@ -3896,8 +3896,8 @@ static void ixgbevf_shutdown(struct pci_dev *pdev) ixgbevf_suspend(pdev, PMSG_SUSPEND); } -static struct rtnl_link_stats64 *ixgbevf_get_stats(struct net_device *netdev, - struct rtnl_link_stats64 *stats) +static void ixgbevf_get_stats(struct net_device *netdev, + struct rtnl_link_stats64 *stats) { struct ixgbevf_adapter *adapter = netdev_priv(netdev); unsigned int start; @@ -3930,8 +3930,6 @@ static struct rtnl_link_stats64 *ixgbevf_get_stats(struct net_device *netdev, stats->tx_bytes += bytes; stats->tx_packets += packets; } - - return stats; } #define IXGBEVF_MAX_MAC_HDR_LEN 127 diff --git a/drivers/net/ethernet/marvell/mvneta.c b/drivers/net/ethernet/marvell/mvneta.c index e05e22705cf7..3607d8febbcf 100644 --- a/drivers/net/ethernet/marvell/mvneta.c +++ b/drivers/net/ethernet/marvell/mvneta.c @@ -652,7 +652,7 @@ static void mvneta_mib_counters_clear(struct mvneta_port *pp) } /* Get System Network Statistics */ -static struct rtnl_link_stats64 * +static void mvneta_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats) { @@ -686,8 +686,6 @@ mvneta_get_stats64(struct net_device *dev, stats->rx_dropped = dev->stats.rx_dropped; stats->tx_dropped = dev->stats.tx_dropped; - - return stats; } /* Rx descriptors helper methods */ diff --git a/drivers/net/ethernet/marvell/mvpp2.c b/drivers/net/ethernet/marvell/mvpp2.c index 4fe430ceb194..69db40e1a4e1 100644 --- a/drivers/net/ethernet/marvell/mvpp2.c +++ b/drivers/net/ethernet/marvell/mvpp2.c @@ -5739,7 +5739,7 @@ static int mvpp2_change_mtu(struct net_device *dev, int mtu) return err; } -static struct rtnl_link_stats64 * +static void mvpp2_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats) { struct mvpp2_port *port = netdev_priv(dev); @@ -5771,8 +5771,6 @@ mvpp2_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats) stats->rx_errors = dev->stats.rx_errors; stats->rx_dropped = dev->stats.rx_dropped; stats->tx_dropped = dev->stats.tx_dropped; - - return stats; } static int mvpp2_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) diff --git a/drivers/net/ethernet/marvell/sky2.c b/drivers/net/ethernet/marvell/sky2.c index b60ad0e56a9f..18d6336fa162 100644 --- a/drivers/net/ethernet/marvell/sky2.c +++ b/drivers/net/ethernet/marvell/sky2.c @@ -3888,8 +3888,8 @@ static void sky2_set_multicast(struct net_device *dev) gma_write16(hw, port, GM_RX_CTRL, reg); } -static struct rtnl_link_stats64 *sky2_get_stats(struct net_device *dev, - struct rtnl_link_stats64 *stats) +static void sky2_get_stats(struct net_device *dev, + struct rtnl_link_stats64 *stats) { struct sky2_port *sky2 = netdev_priv(dev); struct sky2_hw *hw = sky2->hw; @@ -3929,8 +3929,6 @@ static struct rtnl_link_stats64 *sky2_get_stats(struct net_device *dev, stats->rx_dropped = dev->stats.rx_dropped; stats->rx_fifo_errors = dev->stats.rx_fifo_errors; stats->tx_fifo_errors = dev->stats.tx_fifo_errors; - - return stats; } /* Can have one global because blinking is controlled by diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.c b/drivers/net/ethernet/mediatek/mtk_eth_soc.c index 3dd87889e67e..25ae0c5bce3a 100644 --- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c +++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c @@ -462,8 +462,8 @@ static void mtk_stats_update(struct mtk_eth *eth) } } -static struct rtnl_link_stats64 *mtk_get_stats64(struct net_device *dev, - struct rtnl_link_stats64 *storage) +static void mtk_get_stats64(struct net_device *dev, + struct rtnl_link_stats64 *storage) { struct mtk_mac *mac = netdev_priv(dev); struct mtk_hw_stats *hw_stats = mac->hw_stats; @@ -494,8 +494,6 @@ static struct rtnl_link_stats64 *mtk_get_stats64(struct net_device *dev, storage->tx_errors = dev->stats.tx_errors; storage->rx_dropped = dev->stats.rx_dropped; storage->tx_dropped = dev->stats.tx_dropped; - - return storage; } static inline int mtk_max_frag_size(int mtu) diff --git a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c index edbe200ac2fa..06ef23f040a4 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c @@ -1321,7 +1321,7 @@ static void mlx4_en_tx_timeout(struct net_device *dev) } -static struct rtnl_link_stats64 * +static void mlx4_en_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats) { struct mlx4_en_priv *priv = netdev_priv(dev); @@ -1330,8 +1330,6 @@ mlx4_en_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats) mlx4_en_fold_software_stats(dev); netdev_stats_to_stats64(stats, &dev->stats); spin_unlock_bh(&priv->stats_lock); - - return stats; } static void mlx4_en_set_default_moderation(struct mlx4_en_priv *priv) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c index 88dd731bb8cb..60e5670452a1 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c @@ -2686,7 +2686,7 @@ static int mlx5e_ndo_setup_tc(struct net_device *dev, u32 handle, return mlx5e_setup_tc(dev, tc->tc); } -static struct rtnl_link_stats64 * +static void mlx5e_get_stats(struct net_device *dev, struct rtnl_link_stats64 *stats) { struct mlx5e_priv *priv = netdev_priv(dev); @@ -2729,7 +2729,6 @@ mlx5e_get_stats(struct net_device *dev, struct rtnl_link_stats64 *stats) stats->multicast = VPORT_COUNTER_GET(vstats, received_eth_multicast.packets); - return stats; } static void mlx5e_set_rx_mode(struct net_device *dev) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c index 850378893b25..2c864574a9d5 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c @@ -374,13 +374,12 @@ int mlx5e_get_offload_stats(int attr_id, const struct net_device *dev, return -EINVAL; } -static struct rtnl_link_stats64 * +static void mlx5e_rep_get_stats(struct net_device *dev, struct rtnl_link_stats64 *stats) { struct mlx5e_priv *priv = netdev_priv(dev); memcpy(stats, &priv->stats.vf_vport, sizeof(*stats)); - return stats; } static const struct switchdev_ops mlx5e_rep_switchdev_ops = { diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c index d768c7b6c6d6..46c53a042e6b 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c @@ -947,15 +947,13 @@ static void update_stats_cache(struct work_struct *work) /* Return the stats from a cache that is updated periodically, * as this function might get called in an atomic context. */ -static struct rtnl_link_stats64 * +static void mlxsw_sp_port_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats) { struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev); memcpy(stats, mlxsw_sp_port->hw_stats.cache, sizeof(*stats)); - - return stats; } int mlxsw_sp_port_vlan_set(struct mlxsw_sp_port *mlxsw_sp_port, u16 vid_begin, diff --git a/drivers/net/ethernet/mellanox/mlxsw/switchx2.c b/drivers/net/ethernet/mellanox/mlxsw/switchx2.c index 150ccf5192a9..696d40612d28 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/switchx2.c +++ b/drivers/net/ethernet/mellanox/mlxsw/switchx2.c @@ -381,7 +381,7 @@ static int mlxsw_sx_port_change_mtu(struct net_device *dev, int mtu) return 0; } -static struct rtnl_link_stats64 * +static void mlxsw_sx_port_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats) { @@ -410,7 +410,6 @@ mlxsw_sx_port_get_stats64(struct net_device *dev, tx_dropped += p->tx_dropped; } stats->tx_dropped = tx_dropped; - return stats; } static int mlxsw_sx_port_get_phys_port_name(struct net_device *dev, char *name, diff --git a/drivers/net/ethernet/myricom/myri10ge/myri10ge.c b/drivers/net/ethernet/myricom/myri10ge/myri10ge.c index e506ca876d0d..db297cfce6f4 100644 --- a/drivers/net/ethernet/myricom/myri10ge/myri10ge.c +++ b/drivers/net/ethernet/myricom/myri10ge/myri10ge.c @@ -378,8 +378,8 @@ static inline void put_be32(__be32 val, __be32 __iomem * p) __raw_writel((__force __u32) val, (__force void __iomem *)p); } -static struct rtnl_link_stats64 *myri10ge_get_stats(struct net_device *dev, - struct rtnl_link_stats64 *stats); +static void myri10ge_get_stats(struct net_device *dev, + struct rtnl_link_stats64 *stats); static void set_fw_name(struct myri10ge_priv *mgp, char *name, bool allocated) { @@ -3119,8 +3119,8 @@ static netdev_tx_t myri10ge_sw_tso(struct sk_buff *skb, return NETDEV_TX_OK; } -static struct rtnl_link_stats64 *myri10ge_get_stats(struct net_device *dev, - struct rtnl_link_stats64 *stats) +static void myri10ge_get_stats(struct net_device *dev, + struct rtnl_link_stats64 *stats) { const struct myri10ge_priv *mgp = netdev_priv(dev); const struct myri10ge_slice_netstats *slice_stats; @@ -3135,7 +3135,6 @@ static struct rtnl_link_stats64 *myri10ge_get_stats(struct net_device *dev, stats->rx_dropped += slice_stats->rx_dropped; stats->tx_dropped += slice_stats->tx_dropped; } - return stats; } static void myri10ge_set_multicast_list(struct net_device *dev) diff --git a/drivers/net/ethernet/neterion/vxge/vxge-main.c b/drivers/net/ethernet/neterion/vxge/vxge-main.c index e07b936f64ec..f364502229db 100644 --- a/drivers/net/ethernet/neterion/vxge/vxge-main.c +++ b/drivers/net/ethernet/neterion/vxge/vxge-main.c @@ -3111,7 +3111,7 @@ static int vxge_change_mtu(struct net_device *dev, int new_mtu) * @stats: pointer to struct rtnl_link_stats64 * */ -static struct rtnl_link_stats64 * +static void vxge_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *net_stats) { struct vxgedev *vdev = netdev_priv(dev); @@ -3150,8 +3150,6 @@ vxge_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *net_stats) net_stats->tx_bytes += bytes; net_stats->tx_errors += txstats->tx_errors; } - - return net_stats; } static enum vxge_hw_status vxge_timestamp_config(struct __vxge_hw_device *devh) diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net_common.c b/drivers/net/ethernet/netronome/nfp/nfp_net_common.c index e8d448109e03..67afd95ffb93 100644 --- a/drivers/net/ethernet/netronome/nfp/nfp_net_common.c +++ b/drivers/net/ethernet/netronome/nfp/nfp_net_common.c @@ -2638,8 +2638,8 @@ static int nfp_net_change_mtu(struct net_device *netdev, int new_mtu) return nfp_net_ring_reconfig(nn, &nn->xdp_prog, &rx, NULL); } -static struct rtnl_link_stats64 *nfp_net_stat64(struct net_device *netdev, - struct rtnl_link_stats64 *stats) +static void nfp_net_stat64(struct net_device *netdev, + struct rtnl_link_stats64 *stats) { struct nfp_net *nn = netdev_priv(netdev); int r; @@ -2669,8 +2669,6 @@ static struct rtnl_link_stats64 *nfp_net_stat64(struct net_device *netdev, stats->tx_bytes += data[1]; stats->tx_errors += data[2]; } - - return stats; } static bool nfp_net_ebpf_capable(struct nfp_net *nn) diff --git a/drivers/net/ethernet/nvidia/forcedeth.c b/drivers/net/ethernet/nvidia/forcedeth.c index 3913f07279d2..dfc2c8149d22 100644 --- a/drivers/net/ethernet/nvidia/forcedeth.c +++ b/drivers/net/ethernet/nvidia/forcedeth.c @@ -1733,7 +1733,7 @@ static void nv_update_stats(struct net_device *dev) * Called with read_lock(&dev_base_lock) held for read - * only synchronized against unregister_netdevice. */ -static struct rtnl_link_stats64* +static void nv_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *storage) __acquires(&netdev_priv(dev)->hwstats_lock) __releases(&netdev_priv(dev)->hwstats_lock) @@ -1793,8 +1793,6 @@ nv_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *storage) spin_unlock_bh(&np->hwstats_lock); } - - return storage; } /* diff --git a/drivers/net/ethernet/qlogic/netxen/netxen_nic_main.c b/drivers/net/ethernet/qlogic/netxen/netxen_nic_main.c index 561fb94c7267..86fb9d3df700 100644 --- a/drivers/net/ethernet/qlogic/netxen/netxen_nic_main.c +++ b/drivers/net/ethernet/qlogic/netxen/netxen_nic_main.c @@ -90,8 +90,8 @@ static irqreturn_t netxen_msix_intr(int irq, void *data); static void netxen_free_ip_list(struct netxen_adapter *, bool); static void netxen_restore_indev_addr(struct net_device *dev, unsigned long); -static struct rtnl_link_stats64 *netxen_nic_get_stats(struct net_device *dev, - struct rtnl_link_stats64 *stats); +static void netxen_nic_get_stats(struct net_device *dev, + struct rtnl_link_stats64 *stats); static int netxen_nic_set_mac(struct net_device *netdev, void *p); /* PCI Device ID Table */ @@ -2302,8 +2302,8 @@ static void netxen_tx_timeout_task(struct work_struct *work) clear_bit(__NX_RESETTING, &adapter->state); } -static struct rtnl_link_stats64 *netxen_nic_get_stats(struct net_device *netdev, - struct rtnl_link_stats64 *stats) +static void netxen_nic_get_stats(struct net_device *netdev, + struct rtnl_link_stats64 *stats) { struct netxen_adapter *adapter = netdev_priv(netdev); @@ -2313,8 +2313,6 @@ static struct rtnl_link_stats64 *netxen_nic_get_stats(struct net_device *netdev, stats->tx_bytes = adapter->stats.txbytes; stats->rx_dropped = adapter->stats.rxdropped; stats->tx_dropped = adapter->stats.txdropped; - - return stats; } static irqreturn_t netxen_intr(int irq, void *data) diff --git a/drivers/net/ethernet/qlogic/qede/qede_main.c b/drivers/net/ethernet/qlogic/qede/qede_main.c index b58509feecd5..40a76a1d5973 100644 --- a/drivers/net/ethernet/qlogic/qede/qede_main.c +++ b/drivers/net/ethernet/qlogic/qede/qede_main.c @@ -398,9 +398,8 @@ void qede_fill_by_demand_stats(struct qede_dev *edev) edev->stats.tx_mac_ctrl_frames = stats.tx_mac_ctrl_frames; } -static -struct rtnl_link_stats64 *qede_get_stats64(struct net_device *dev, - struct rtnl_link_stats64 *stats) +static void qede_get_stats64(struct net_device *dev, + struct rtnl_link_stats64 *stats) { struct qede_dev *edev = netdev_priv(dev); @@ -430,8 +429,6 @@ struct rtnl_link_stats64 *qede_get_stats64(struct net_device *dev, stats->collisions = edev->stats.tx_total_collisions; stats->rx_crc_errors = edev->stats.rx_crc_errors; stats->rx_frame_errors = edev->stats.rx_align_errors; - - return stats; } #ifdef CONFIG_QED_SRIOV diff --git a/drivers/net/ethernet/qualcomm/emac/emac.c b/drivers/net/ethernet/qualcomm/emac/emac.c index 422289c232bc..40ebe010b06f 100644 --- a/drivers/net/ethernet/qualcomm/emac/emac.c +++ b/drivers/net/ethernet/qualcomm/emac/emac.c @@ -312,8 +312,8 @@ static int emac_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd) } /* Provide network statistics info for the interface */ -static struct rtnl_link_stats64 *emac_get_stats64(struct net_device *netdev, - struct rtnl_link_stats64 *net_stats) +static void emac_get_stats64(struct net_device *netdev, + struct rtnl_link_stats64 *net_stats) { struct emac_adapter *adpt = netdev_priv(netdev); unsigned int addr = REG_MAC_RX_STATUS_BIN; @@ -377,8 +377,6 @@ static struct rtnl_link_stats64 *emac_get_stats64(struct net_device *netdev, net_stats->tx_window_errors = stats->tx_late_col; spin_unlock(&stats->lock); - - return net_stats; } static const struct net_device_ops emac_netdev_ops = { diff --git a/drivers/net/ethernet/realtek/8139too.c b/drivers/net/ethernet/realtek/8139too.c index 9bc047ac883b..5ad59c6d29a4 100644 --- a/drivers/net/ethernet/realtek/8139too.c +++ b/drivers/net/ethernet/realtek/8139too.c @@ -653,9 +653,8 @@ static int rtl8139_poll(struct napi_struct *napi, int budget); static irqreturn_t rtl8139_interrupt (int irq, void *dev_instance); static int rtl8139_close (struct net_device *dev); static int netdev_ioctl (struct net_device *dev, struct ifreq *rq, int cmd); -static struct rtnl_link_stats64 *rtl8139_get_stats64(struct net_device *dev, - struct rtnl_link_stats64 - *stats); +static void rtl8139_get_stats64(struct net_device *dev, + struct rtnl_link_stats64 *stats); static void rtl8139_set_rx_mode (struct net_device *dev); static void __set_rx_mode (struct net_device *dev); static void rtl8139_hw_start (struct net_device *dev); @@ -2516,7 +2515,7 @@ static int netdev_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) } -static struct rtnl_link_stats64 * +static void rtl8139_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats) { struct rtl8139_private *tp = netdev_priv(dev); @@ -2544,8 +2543,6 @@ rtl8139_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats) stats->tx_packets = tp->tx_stats.packets; stats->tx_bytes = tp->tx_stats.bytes; } while (u64_stats_fetch_retry_irq(&tp->tx_stats.syncp, start)); - - return stats; } /* Set or clear the multicast filter for this adaptor. diff --git a/drivers/net/ethernet/realtek/r8169.c b/drivers/net/ethernet/realtek/r8169.c index 44389c90056a..858f4554de11 100644 --- a/drivers/net/ethernet/realtek/r8169.c +++ b/drivers/net/ethernet/realtek/r8169.c @@ -7755,7 +7755,7 @@ static int rtl_open(struct net_device *dev) goto out; } -static struct rtnl_link_stats64 * +static void rtl8169_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats) { struct rtl8169_private *tp = netdev_priv(dev); @@ -7809,8 +7809,6 @@ rtl8169_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats) le16_to_cpu(tp->tc_offset.tx_aborted); pm_runtime_put_noidle(&pdev->dev); - - return stats; } static void rtl8169_net_suspend(struct net_device *dev) diff --git a/drivers/net/ethernet/samsung/sxgbe/sxgbe_main.c b/drivers/net/ethernet/samsung/sxgbe/sxgbe_main.c index cddcff5a00a7..07074d9bc45d 100644 --- a/drivers/net/ethernet/samsung/sxgbe/sxgbe_main.c +++ b/drivers/net/ethernet/samsung/sxgbe/sxgbe_main.c @@ -1706,11 +1706,9 @@ static inline u64 sxgbe_get_stat64(void __iomem *ioaddr, int reg_lo, int reg_hi) * This function is a driver entry point whenever ifconfig command gets * executed to see device statistics. Statistics are number of * bytes sent or received, errors occurred etc. - * Return value: - * This function returns various statistical information of device. */ -static struct rtnl_link_stats64 *sxgbe_get_stats64(struct net_device *dev, - struct rtnl_link_stats64 *stats) +static void sxgbe_get_stats64(struct net_device *dev, + struct rtnl_link_stats64 *stats) { struct sxgbe_priv_data *priv = netdev_priv(dev); void __iomem *ioaddr = priv->ioaddr; @@ -1761,8 +1759,6 @@ static struct rtnl_link_stats64 *sxgbe_get_stats64(struct net_device *dev, SXGBE_MMC_TXUFLWHI_GBCNT_REG); writel(0, ioaddr + SXGBE_MMC_CTL_REG); spin_unlock(&priv->stats_lock); - - return stats; } /* sxgbe_set_features - entry point to set offload features of the device. diff --git a/drivers/net/ethernet/sfc/efx.c b/drivers/net/ethernet/sfc/efx.c index bbbed2e84de8..ebeecb8fed45 100644 --- a/drivers/net/ethernet/sfc/efx.c +++ b/drivers/net/ethernet/sfc/efx.c @@ -2219,16 +2219,14 @@ int efx_net_stop(struct net_device *net_dev) } /* Context: process, dev_base_lock or RTNL held, non-blocking. */ -static struct rtnl_link_stats64 *efx_net_stats(struct net_device *net_dev, - struct rtnl_link_stats64 *stats) +static void efx_net_stats(struct net_device *net_dev, + struct rtnl_link_stats64 *stats) { struct efx_nic *efx = netdev_priv(net_dev); spin_lock_bh(&efx->stats_lock); efx->type->update_stats(efx, NULL, stats); spin_unlock_bh(&efx->stats_lock); - - return stats; } /* Context: netif_tx_lock held, BHs disabled. */ diff --git a/drivers/net/ethernet/sfc/falcon/efx.c b/drivers/net/ethernet/sfc/falcon/efx.c index ec3ac0e45cc9..8cfbe01e1ddf 100644 --- a/drivers/net/ethernet/sfc/falcon/efx.c +++ b/drivers/net/ethernet/sfc/falcon/efx.c @@ -2158,16 +2158,14 @@ int ef4_net_stop(struct net_device *net_dev) } /* Context: process, dev_base_lock or RTNL held, non-blocking. */ -static struct rtnl_link_stats64 *ef4_net_stats(struct net_device *net_dev, - struct rtnl_link_stats64 *stats) +static void ef4_net_stats(struct net_device *net_dev, + struct rtnl_link_stats64 *stats) { struct ef4_nic *efx = netdev_priv(net_dev); spin_lock_bh(&efx->stats_lock); efx->type->update_stats(efx, NULL, stats); spin_unlock_bh(&efx->stats_lock); - - return stats; } /* Context: netif_tx_lock held, BHs disabled. */ diff --git a/drivers/net/ethernet/sun/niu.c b/drivers/net/ethernet/sun/niu.c index f90d1af6d390..e557a3290a25 100644 --- a/drivers/net/ethernet/sun/niu.c +++ b/drivers/net/ethernet/sun/niu.c @@ -6294,8 +6294,8 @@ static void niu_get_tx_stats(struct niu *np, stats->tx_errors = errors; } -static struct rtnl_link_stats64 *niu_get_stats(struct net_device *dev, - struct rtnl_link_stats64 *stats) +static void niu_get_stats(struct net_device *dev, + struct rtnl_link_stats64 *stats) { struct niu *np = netdev_priv(dev); @@ -6303,8 +6303,6 @@ static struct rtnl_link_stats64 *niu_get_stats(struct net_device *dev, niu_get_rx_stats(np, stats); niu_get_tx_stats(np, stats); } - - return stats; } static void niu_load_hash_xmac(struct niu *np, u16 *hash) diff --git a/drivers/net/ethernet/synopsys/dwc_eth_qos.c b/drivers/net/ethernet/synopsys/dwc_eth_qos.c index 09f5a67da35e..467dcc53f5e1 100644 --- a/drivers/net/ethernet/synopsys/dwc_eth_qos.c +++ b/drivers/net/ethernet/synopsys/dwc_eth_qos.c @@ -2490,7 +2490,7 @@ static void dwceqos_read_mmc_counters(struct net_local *lp, u32 rx_mask, dwceqos_read(lp, DWC_MMC_RXPACKETCOUNT_GB); } -static struct rtnl_link_stats64* +static void dwceqos_get_stats64(struct net_device *ndev, struct rtnl_link_stats64 *s) { unsigned long flags; @@ -2522,8 +2522,6 @@ dwceqos_get_stats64(struct net_device *ndev, struct rtnl_link_stats64 *s) else s->tx_errors = hwstats->txunderflowerror + hwstats->txcarriererror; - - return s; } static void diff --git a/drivers/net/ethernet/tile/tilepro.c b/drivers/net/ethernet/tile/tilepro.c index 0a3b7dafa3ba..30cfea62a356 100644 --- a/drivers/net/ethernet/tile/tilepro.c +++ b/drivers/net/ethernet/tile/tilepro.c @@ -2047,8 +2047,8 @@ static int tile_net_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) * * Returns the address of the device statistics structure. */ -static struct rtnl_link_stats64 *tile_net_get_stats64(struct net_device *dev, - struct rtnl_link_stats64 *stats) +static void tile_net_get_stats64(struct net_device *dev, + struct rtnl_link_stats64 *stats) { struct tile_net_priv *priv = netdev_priv(dev); u64 rx_packets = 0, tx_packets = 0; diff --git a/drivers/net/ethernet/via/via-rhine.c b/drivers/net/ethernet/via/via-rhine.c index 0a6c4e804eed..453a1fad560c 100644 --- a/drivers/net/ethernet/via/via-rhine.c +++ b/drivers/net/ethernet/via/via-rhine.c @@ -513,8 +513,8 @@ static irqreturn_t rhine_interrupt(int irq, void *dev_instance); static void rhine_tx(struct net_device *dev); static int rhine_rx(struct net_device *dev, int limit); static void rhine_set_rx_mode(struct net_device *dev); -static struct rtnl_link_stats64 *rhine_get_stats64(struct net_device *dev, - struct rtnl_link_stats64 *stats); +static void rhine_get_stats64(struct net_device *dev, + struct rtnl_link_stats64 *stats); static int netdev_ioctl(struct net_device *dev, struct ifreq *rq, int cmd); static const struct ethtool_ops netdev_ethtool_ops; static int rhine_close(struct net_device *dev); @@ -2221,7 +2221,7 @@ static void rhine_slow_event_task(struct work_struct *work) mutex_unlock(&rp->task_lock); } -static struct rtnl_link_stats64 * +static void rhine_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats) { struct rhine_private *rp = netdev_priv(dev); @@ -2244,8 +2244,6 @@ rhine_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats) stats->tx_packets = rp->tx_stats.packets; stats->tx_bytes = rp->tx_stats.bytes; } while (u64_stats_fetch_retry_irq(&rp->tx_stats.syncp, start)); - - return stats; } static void rhine_set_rx_mode(struct net_device *dev) diff --git a/drivers/net/fjes/fjes_main.c b/drivers/net/fjes/fjes_main.c index b77e4ecf3cf2..5028001429c7 100644 --- a/drivers/net/fjes/fjes_main.c +++ b/drivers/net/fjes/fjes_main.c @@ -57,8 +57,7 @@ static void fjes_raise_intr_rxdata_task(struct work_struct *); static void fjes_tx_stall_task(struct work_struct *); static void fjes_force_close_task(struct work_struct *); static irqreturn_t fjes_intr(int, void*); -static struct rtnl_link_stats64 * -fjes_get_stats64(struct net_device *, struct rtnl_link_stats64 *); +static void fjes_get_stats64(struct net_device *, struct rtnl_link_stats64 *); static int fjes_change_mtu(struct net_device *, int); static int fjes_vlan_rx_add_vid(struct net_device *, __be16 proto, u16); static int fjes_vlan_rx_kill_vid(struct net_device *, __be16 proto, u16); @@ -782,14 +781,12 @@ static void fjes_tx_retry(struct net_device *netdev) netif_tx_wake_queue(queue); } -static struct rtnl_link_stats64 * +static void fjes_get_stats64(struct net_device *netdev, struct rtnl_link_stats64 *stats) { struct fjes_adapter *adapter = netdev_priv(netdev); memcpy(stats, &adapter->stats64, sizeof(struct rtnl_link_stats64)); - - return stats; } static int fjes_change_mtu(struct net_device *netdev, int new_mtu) diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c index c9414c054852..05374fce7da4 100644 --- a/drivers/net/hyperv/netvsc_drv.c +++ b/drivers/net/hyperv/netvsc_drv.c @@ -908,8 +908,8 @@ static int netvsc_change_mtu(struct net_device *ndev, int mtu) return ret; } -static struct rtnl_link_stats64 *netvsc_get_stats64(struct net_device *net, - struct rtnl_link_stats64 *t) +static void netvsc_get_stats64(struct net_device *net, + struct rtnl_link_stats64 *t) { struct net_device_context *ndev_ctx = netdev_priv(net); int cpu; @@ -947,8 +947,6 @@ static struct rtnl_link_stats64 *netvsc_get_stats64(struct net_device *net, t->rx_dropped = net->stats.rx_dropped; t->rx_errors = net->stats.rx_errors; - - return t; } static int netvsc_set_mac_addr(struct net_device *ndev, void *p) diff --git a/drivers/net/ifb.c b/drivers/net/ifb.c index 66c0eeafcb5d..082534e187fc 100644 --- a/drivers/net/ifb.c +++ b/drivers/net/ifb.c @@ -129,8 +129,8 @@ static void ifb_ri_tasklet(unsigned long _txp) } -static struct rtnl_link_stats64 *ifb_stats64(struct net_device *dev, - struct rtnl_link_stats64 *stats) +static void ifb_stats64(struct net_device *dev, + struct rtnl_link_stats64 *stats) { struct ifb_dev_private *dp = netdev_priv(dev); struct ifb_q_private *txp = dp->tx_private; @@ -157,8 +157,6 @@ static struct rtnl_link_stats64 *ifb_stats64(struct net_device *dev, } stats->rx_dropped = dev->stats.rx_dropped; stats->tx_dropped = dev->stats.tx_dropped; - - return stats; } static int ifb_dev_init(struct net_device *dev) diff --git a/drivers/net/ipvlan/ipvlan_main.c b/drivers/net/ipvlan/ipvlan_main.c index ce7ca6a5aa8a..1cdb8c5ec403 100644 --- a/drivers/net/ipvlan/ipvlan_main.c +++ b/drivers/net/ipvlan/ipvlan_main.c @@ -303,8 +303,8 @@ static void ipvlan_set_multicast_mac_filter(struct net_device *dev) dev_mc_sync(ipvlan->phy_dev, dev); } -static struct rtnl_link_stats64 *ipvlan_get_stats64(struct net_device *dev, - struct rtnl_link_stats64 *s) +static void ipvlan_get_stats64(struct net_device *dev, + struct rtnl_link_stats64 *s) { struct ipvl_dev *ipvlan = netdev_priv(dev); @@ -341,7 +341,6 @@ static struct rtnl_link_stats64 *ipvlan_get_stats64(struct net_device *dev, s->rx_dropped = rx_errs; s->tx_dropped = tx_drps; } - return s; } static int ipvlan_vlan_rx_add_vid(struct net_device *dev, __be16 proto, u16 vid) diff --git a/drivers/net/loopback.c b/drivers/net/loopback.c index 1e05b7c2d157..30a493936e63 100644 --- a/drivers/net/loopback.c +++ b/drivers/net/loopback.c @@ -97,8 +97,8 @@ static netdev_tx_t loopback_xmit(struct sk_buff *skb, return NETDEV_TX_OK; } -static struct rtnl_link_stats64 *loopback_get_stats64(struct net_device *dev, - struct rtnl_link_stats64 *stats) +static void loopback_get_stats64(struct net_device *dev, + struct rtnl_link_stats64 *stats) { u64 bytes = 0; u64 packets = 0; @@ -122,7 +122,6 @@ static struct rtnl_link_stats64 *loopback_get_stats64(struct net_device *dev, stats->tx_packets = packets; stats->rx_bytes = bytes; stats->tx_bytes = bytes; - return stats; } static u32 always_on(struct net_device *dev) diff --git a/drivers/net/macsec.c b/drivers/net/macsec.c index f83cf6696820..778a77303c49 100644 --- a/drivers/net/macsec.c +++ b/drivers/net/macsec.c @@ -2888,13 +2888,13 @@ static int macsec_change_mtu(struct net_device *dev, int new_mtu) return 0; } -static struct rtnl_link_stats64 *macsec_get_stats64(struct net_device *dev, - struct rtnl_link_stats64 *s) +static void macsec_get_stats64(struct net_device *dev, + struct rtnl_link_stats64 *s) { int cpu; if (!dev->tstats) - return s; + return; for_each_possible_cpu(cpu) { struct pcpu_sw_netstats *stats; @@ -2918,8 +2918,6 @@ static struct rtnl_link_stats64 *macsec_get_stats64(struct net_device *dev, s->rx_dropped = dev->stats.rx_dropped; s->tx_dropped = dev->stats.tx_dropped; - - return s; } static int macsec_get_iflink(const struct net_device *dev) diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c index 20b3fdf282c5..440ab3d8adf7 100644 --- a/drivers/net/macvlan.c +++ b/drivers/net/macvlan.c @@ -855,8 +855,8 @@ static void macvlan_uninit(struct net_device *dev) macvlan_port_destroy(port->dev); } -static struct rtnl_link_stats64 *macvlan_dev_get_stats64(struct net_device *dev, - struct rtnl_link_stats64 *stats) +static void macvlan_dev_get_stats64(struct net_device *dev, + struct rtnl_link_stats64 *stats) { struct macvlan_dev *vlan = netdev_priv(dev); @@ -893,7 +893,6 @@ static struct rtnl_link_stats64 *macvlan_dev_get_stats64(struct net_device *dev, stats->rx_dropped = rx_errors; stats->tx_dropped = tx_dropped; } - return stats; } static int macvlan_vlan_rx_add_vid(struct net_device *dev, diff --git a/drivers/net/nlmon.c b/drivers/net/nlmon.c index 2de7faee9b19..b91603835d26 100644 --- a/drivers/net/nlmon.c +++ b/drivers/net/nlmon.c @@ -58,7 +58,7 @@ static int nlmon_close(struct net_device *dev) return netlink_remove_tap(&nlmon->nt); } -static struct rtnl_link_stats64 * +static void nlmon_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats) { int i; @@ -86,8 +86,6 @@ nlmon_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats) stats->rx_bytes = bytes; stats->tx_bytes = 0; - - return stats; } static u32 always_on(struct net_device *dev) diff --git a/drivers/net/ppp/ppp_generic.c b/drivers/net/ppp/ppp_generic.c index 3d3b1f4339ef..a411b43a69eb 100644 --- a/drivers/net/ppp/ppp_generic.c +++ b/drivers/net/ppp/ppp_generic.c @@ -1297,7 +1297,7 @@ ppp_net_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) return err; } -static struct rtnl_link_stats64* +static void ppp_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats64) { struct ppp *ppp = netdev_priv(dev); @@ -1317,8 +1317,6 @@ ppp_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats64) stats64->rx_dropped = dev->stats.rx_dropped; stats64->tx_dropped = dev->stats.tx_dropped; stats64->rx_length_errors = dev->stats.rx_length_errors; - - return stats64; } static int ppp_dev_init(struct net_device *dev) diff --git a/drivers/net/slip/slip.c b/drivers/net/slip/slip.c index 9841f3dc0682..08db4d687533 100644 --- a/drivers/net/slip/slip.c +++ b/drivers/net/slip/slip.c @@ -566,7 +566,7 @@ static int sl_change_mtu(struct net_device *dev, int new_mtu) /* Netdevice get statistics request */ -static struct rtnl_link_stats64 * +static void sl_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats) { struct net_device_stats *devstats = &dev->stats; @@ -597,7 +597,6 @@ sl_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats) stats->collisions += comp->sls_o_misses; } #endif - return stats; } /* Netdevice register callback */ diff --git a/drivers/net/team/team.c b/drivers/net/team/team.c index bdc58567d10e..a3711769544b 100644 --- a/drivers/net/team/team.c +++ b/drivers/net/team/team.c @@ -1798,7 +1798,7 @@ static int team_change_mtu(struct net_device *dev, int new_mtu) return err; } -static struct rtnl_link_stats64 * +static void team_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats) { struct team *team = netdev_priv(dev); @@ -1835,7 +1835,6 @@ team_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats) stats->rx_dropped = rx_dropped; stats->tx_dropped = tx_dropped; stats->rx_nohandler = rx_nohandler; - return stats; } static int team_vlan_rx_add_vid(struct net_device *dev, __be16 proto, u16 vid) diff --git a/drivers/net/tun.c b/drivers/net/tun.c index cd8e02c94be0..8c1d3bd6b4d0 100644 --- a/drivers/net/tun.c +++ b/drivers/net/tun.c @@ -953,7 +953,7 @@ static void tun_set_headroom(struct net_device *dev, int new_hr) tun->align = new_hr; } -static struct rtnl_link_stats64 * +static void tun_net_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats) { u32 rx_dropped = 0, tx_dropped = 0, rx_frame_errors = 0; @@ -987,7 +987,6 @@ tun_net_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats) stats->rx_dropped = rx_dropped; stats->rx_frame_errors = rx_frame_errors; stats->tx_dropped = tx_dropped; - return stats; } static const struct net_device_ops tun_netdev_ops = { diff --git a/drivers/net/veth.c b/drivers/net/veth.c index 0520952aa096..8c39d6d690e5 100644 --- a/drivers/net/veth.c +++ b/drivers/net/veth.c @@ -158,8 +158,8 @@ static u64 veth_stats_one(struct pcpu_vstats *result, struct net_device *dev) return atomic64_read(&priv->dropped); } -static struct rtnl_link_stats64 *veth_get_stats64(struct net_device *dev, - struct rtnl_link_stats64 *tot) +static void veth_get_stats64(struct net_device *dev, + struct rtnl_link_stats64 *tot) { struct veth_priv *priv = netdev_priv(dev); struct net_device *peer; @@ -177,8 +177,6 @@ static struct rtnl_link_stats64 *veth_get_stats64(struct net_device *dev, tot->rx_packets = one.packets; } rcu_read_unlock(); - - return tot; } /* fake multicast ability */ diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index 2cea022e6e6e..37db91d1a0a3 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -1272,8 +1272,8 @@ static int virtnet_set_mac_address(struct net_device *dev, void *p) return ret; } -static struct rtnl_link_stats64 *virtnet_stats(struct net_device *dev, - struct rtnl_link_stats64 *tot) +static void virtnet_stats(struct net_device *dev, + struct rtnl_link_stats64 *tot) { struct virtnet_info *vi = netdev_priv(dev); int cpu; @@ -1306,8 +1306,6 @@ static struct rtnl_link_stats64 *virtnet_stats(struct net_device *dev, tot->rx_dropped = dev->stats.rx_dropped; tot->rx_length_errors = dev->stats.rx_length_errors; tot->rx_frame_errors = dev->stats.rx_frame_errors; - - return tot; } #ifdef CONFIG_NET_POLL_CONTROLLER diff --git a/drivers/net/vmxnet3/vmxnet3_ethtool.c b/drivers/net/vmxnet3/vmxnet3_ethtool.c index aabc6ef366b4..f88ffafebfbf 100644 --- a/drivers/net/vmxnet3/vmxnet3_ethtool.c +++ b/drivers/net/vmxnet3/vmxnet3_ethtool.c @@ -113,7 +113,7 @@ vmxnet3_global_stats[] = { }; -struct rtnl_link_stats64 * +void vmxnet3_get_stats64(struct net_device *netdev, struct rtnl_link_stats64 *stats) { @@ -160,8 +160,6 @@ vmxnet3_get_stats64(struct net_device *netdev, stats->rx_dropped += drvRxStats->drop_total; stats->multicast += devRxStats->mcastPktsRxOK; } - - return stats; } static int diff --git a/drivers/net/vmxnet3/vmxnet3_int.h b/drivers/net/vmxnet3/vmxnet3_int.h index 59e077be8829..ba1c9f93592b 100644 --- a/drivers/net/vmxnet3/vmxnet3_int.h +++ b/drivers/net/vmxnet3/vmxnet3_int.h @@ -465,8 +465,8 @@ vmxnet3_create_queues(struct vmxnet3_adapter *adapter, void vmxnet3_set_ethtool_ops(struct net_device *netdev); -struct rtnl_link_stats64 * -vmxnet3_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats); +void vmxnet3_get_stats64(struct net_device *dev, + struct rtnl_link_stats64 *stats); extern char vmxnet3_driver_name[]; #endif diff --git a/drivers/net/vrf.c b/drivers/net/vrf.c index 23dfb0eac098..895e3e258543 100644 --- a/drivers/net/vrf.c +++ b/drivers/net/vrf.c @@ -77,8 +77,8 @@ static void vrf_tx_error(struct net_device *vrf_dev, struct sk_buff *skb) kfree_skb(skb); } -static struct rtnl_link_stats64 *vrf_get_stats64(struct net_device *dev, - struct rtnl_link_stats64 *stats) +static void vrf_get_stats64(struct net_device *dev, + struct rtnl_link_stats64 *stats) { int i; @@ -102,7 +102,6 @@ static struct rtnl_link_stats64 *vrf_get_stats64(struct net_device *dev, stats->rx_bytes += rbytes; stats->rx_packets += rpkts; } - return stats; } /* Local traffic destined to local address. Reinsert the packet to rx diff --git a/drivers/net/xen-netfront.c b/drivers/net/xen-netfront.c index a479cd99911d..40f26b69beb1 100644 --- a/drivers/net/xen-netfront.c +++ b/drivers/net/xen-netfront.c @@ -1073,8 +1073,8 @@ static int xennet_change_mtu(struct net_device *dev, int mtu) return 0; } -static struct rtnl_link_stats64 *xennet_get_stats64(struct net_device *dev, - struct rtnl_link_stats64 *tot) +static void xennet_get_stats64(struct net_device *dev, + struct rtnl_link_stats64 *tot) { struct netfront_info *np = netdev_priv(dev); int cpu; @@ -1105,8 +1105,6 @@ static struct rtnl_link_stats64 *xennet_get_stats64(struct net_device *dev, tot->rx_errors = dev->stats.rx_errors; tot->tx_dropped = dev->stats.tx_dropped; - - return tot; } static void xennet_release_tx_bufs(struct netfront_queue *queue) diff --git a/drivers/staging/netlogic/xlr_net.c b/drivers/staging/netlogic/xlr_net.c index fb0928a4fb97..f84069ffa8c6 100644 --- a/drivers/staging/netlogic/xlr_net.c +++ b/drivers/staging/netlogic/xlr_net.c @@ -397,14 +397,6 @@ static void xlr_stats(struct net_device *ndev, struct rtnl_link_stats64 *stats) TX_DROP_FRAME_COUNTER); } -static struct rtnl_link_stats64 *xlr_get_stats64(struct net_device *ndev, - struct rtnl_link_stats64 *stats - ) -{ - xlr_stats(ndev, stats); - return stats; -} - static const struct net_device_ops xlr_netdev_ops = { .ndo_open = xlr_net_open, .ndo_stop = xlr_net_stop, @@ -412,7 +404,7 @@ static const struct net_device_ops xlr_netdev_ops = { .ndo_select_queue = xlr_net_select_queue, .ndo_set_mac_address = xlr_net_set_mac_addr, .ndo_set_rx_mode = xlr_set_rx_mode, - .ndo_get_stats64 = xlr_get_stats64, + .ndo_get_stats64 = xlr_stats, }; /* diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index ecd78b3c9aba..b14ad9c139d7 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -913,8 +913,8 @@ struct netdev_xdp { * Callback used when the transmitter has not made any progress * for dev->watchdog ticks. * - * struct rtnl_link_stats64* (*ndo_get_stats64)(struct net_device *dev, - * struct rtnl_link_stats64 *storage); + * void (*ndo_get_stats64)(struct net_device *dev, + * struct rtnl_link_stats64 *storage); * struct net_device_stats* (*ndo_get_stats)(struct net_device *dev); * Called when a user wants to get the network device usage * statistics. Drivers must do one of the following: @@ -1165,8 +1165,8 @@ struct net_device_ops { struct neigh_parms *); void (*ndo_tx_timeout) (struct net_device *dev); - struct rtnl_link_stats64* (*ndo_get_stats64)(struct net_device *dev, - struct rtnl_link_stats64 *storage); + void (*ndo_get_stats64)(struct net_device *dev, + struct rtnl_link_stats64 *storage); bool (*ndo_has_offload_stats)(const struct net_device *dev, int attr_id); int (*ndo_get_offload_stats)(int attr_id, const struct net_device *dev, diff --git a/include/net/ip_tunnels.h b/include/net/ip_tunnels.h index e893fe43dd13..3d4ca4df1209 100644 --- a/include/net/ip_tunnels.h +++ b/include/net/ip_tunnels.h @@ -261,8 +261,8 @@ int ip_tunnel_ioctl(struct net_device *dev, struct ip_tunnel_parm *p, int cmd); int __ip_tunnel_change_mtu(struct net_device *dev, int new_mtu, bool strict); int ip_tunnel_change_mtu(struct net_device *dev, int new_mtu); -struct rtnl_link_stats64 *ip_tunnel_get_stats64(struct net_device *dev, - struct rtnl_link_stats64 *tot); +void ip_tunnel_get_stats64(struct net_device *dev, + struct rtnl_link_stats64 *tot); struct ip_tunnel *ip_tunnel_lookup(struct ip_tunnel_net *itn, int link, __be16 flags, __be32 remote, __be32 local, diff --git a/net/8021q/vlan_dev.c b/net/8021q/vlan_dev.c index 10da6c588bf8..116455ac3db5 100644 --- a/net/8021q/vlan_dev.c +++ b/net/8021q/vlan_dev.c @@ -671,7 +671,8 @@ static int vlan_ethtool_get_ts_info(struct net_device *dev, return 0; } -static struct rtnl_link_stats64 *vlan_dev_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats) +static void vlan_dev_get_stats64(struct net_device *dev, + struct rtnl_link_stats64 *stats) { struct vlan_pcpu_stats *p; u32 rx_errors = 0, tx_dropped = 0; @@ -702,8 +703,6 @@ static struct rtnl_link_stats64 *vlan_dev_get_stats64(struct net_device *dev, st } stats->rx_errors = rx_errors; stats->tx_dropped = tx_dropped; - - return stats; } #ifdef CONFIG_NET_POLL_CONTROLLER diff --git a/net/bridge/br_device.c b/net/bridge/br_device.c index ed3b3192fb00..6c46d1b4cdbb 100644 --- a/net/bridge/br_device.c +++ b/net/bridge/br_device.c @@ -153,8 +153,8 @@ static int br_dev_stop(struct net_device *dev) return 0; } -static struct rtnl_link_stats64 *br_get_stats64(struct net_device *dev, - struct rtnl_link_stats64 *stats) +static void br_get_stats64(struct net_device *dev, + struct rtnl_link_stats64 *stats) { struct net_bridge *br = netdev_priv(dev); struct pcpu_sw_netstats tmp, sum = { 0 }; @@ -178,8 +178,6 @@ static struct rtnl_link_stats64 *br_get_stats64(struct net_device *dev, stats->tx_packets = sum.tx_packets; stats->rx_bytes = sum.rx_bytes; stats->rx_packets = sum.rx_packets; - - return stats; } static int br_change_mtu(struct net_device *dev, int new_mtu) diff --git a/net/ipv4/ip_tunnel_core.c b/net/ipv4/ip_tunnel_core.c index fed3d29f9eb3..5476110598f7 100644 --- a/net/ipv4/ip_tunnel_core.c +++ b/net/ipv4/ip_tunnel_core.c @@ -188,8 +188,8 @@ int iptunnel_handle_offloads(struct sk_buff *skb, EXPORT_SYMBOL_GPL(iptunnel_handle_offloads); /* Often modified stats are per cpu, other are shared (netdev->stats) */ -struct rtnl_link_stats64 *ip_tunnel_get_stats64(struct net_device *dev, - struct rtnl_link_stats64 *tot) +void ip_tunnel_get_stats64(struct net_device *dev, + struct rtnl_link_stats64 *tot) { int i; @@ -214,8 +214,6 @@ struct rtnl_link_stats64 *ip_tunnel_get_stats64(struct net_device *dev, tot->rx_bytes += rx_bytes; tot->tx_bytes += tx_bytes; } - - return tot; } EXPORT_SYMBOL_GPL(ip_tunnel_get_stats64); diff --git a/net/l2tp/l2tp_eth.c b/net/l2tp/l2tp_eth.c index e2c6ae024565..8bf18a5f66e0 100644 --- a/net/l2tp/l2tp_eth.c +++ b/net/l2tp/l2tp_eth.c @@ -106,8 +106,8 @@ static int l2tp_eth_dev_xmit(struct sk_buff *skb, struct net_device *dev) return NETDEV_TX_OK; } -static struct rtnl_link_stats64 *l2tp_eth_get_stats64(struct net_device *dev, - struct rtnl_link_stats64 *stats) +static void l2tp_eth_get_stats64(struct net_device *dev, + struct rtnl_link_stats64 *stats) { struct l2tp_eth *priv = netdev_priv(dev); @@ -117,10 +117,8 @@ static struct rtnl_link_stats64 *l2tp_eth_get_stats64(struct net_device *dev, stats->rx_bytes = atomic_long_read(&priv->rx_bytes); stats->rx_packets = atomic_long_read(&priv->rx_packets); stats->rx_errors = atomic_long_read(&priv->rx_errors); - return stats; } - static const struct net_device_ops l2tp_eth_netdev_ops = { .ndo_init = l2tp_eth_dev_init, .ndo_uninit = l2tp_eth_dev_uninit, diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c index 41497b670e2b..77e8a42225f9 100644 --- a/net/mac80211/iface.c +++ b/net/mac80211/iface.c @@ -1122,7 +1122,7 @@ static u16 ieee80211_netdev_select_queue(struct net_device *dev, return ieee80211_select_queue(IEEE80211_DEV_TO_SUB_IF(dev), skb); } -static struct rtnl_link_stats64 * +static void ieee80211_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats) { int i; @@ -1147,8 +1147,6 @@ ieee80211_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats) stats->rx_bytes += rx_bytes; stats->tx_bytes += tx_bytes; } - - return stats; } static const struct net_device_ops ieee80211_dataif_ops = { diff --git a/net/openvswitch/vport-internal_dev.c b/net/openvswitch/vport-internal_dev.c index d5d6caecd072..09141a18ee2d 100644 --- a/net/openvswitch/vport-internal_dev.c +++ b/net/openvswitch/vport-internal_dev.c @@ -97,7 +97,7 @@ static void internal_dev_destructor(struct net_device *dev) free_netdev(dev); } -static struct rtnl_link_stats64 * +static void internal_get_stats(struct net_device *dev, struct rtnl_link_stats64 *stats) { int i; @@ -125,8 +125,6 @@ internal_get_stats(struct net_device *dev, struct rtnl_link_stats64 *stats) stats->tx_bytes += local_stats.tx_bytes; stats->tx_packets += local_stats.tx_packets; } - - return stats; } static void internal_set_rx_headroom(struct net_device *dev, int new_hr) diff --git a/net/sched/sch_teql.c b/net/sched/sch_teql.c index b0196366d58d..9fe6b427afed 100644 --- a/net/sched/sch_teql.c +++ b/net/sched/sch_teql.c @@ -401,8 +401,8 @@ static int teql_master_close(struct net_device *dev) return 0; } -static struct rtnl_link_stats64 *teql_master_stats64(struct net_device *dev, - struct rtnl_link_stats64 *stats) +static void teql_master_stats64(struct net_device *dev, + struct rtnl_link_stats64 *stats) { struct teql_master *m = netdev_priv(dev); @@ -410,7 +410,6 @@ static struct rtnl_link_stats64 *teql_master_stats64(struct net_device *dev, stats->tx_bytes = m->tx_bytes; stats->tx_errors = m->tx_errors; stats->tx_dropped = m->tx_dropped; - return stats; } static int teql_master_mtu(struct net_device *dev, int new_mtu) -- 2.11.0