diff --git a/Makefile b/Makefile
index 5ff2040cf3ee..429a1fe0b40b 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
 # SPDX-License-Identifier: GPL-2.0
 VERSION = 4
 PATCHLEVEL = 17
-SUBLEVEL = 17
+SUBLEVEL = 18
 EXTRAVERSION =
 NAME = Merciless Moray
 
diff --git a/drivers/acpi/sleep.c b/drivers/acpi/sleep.c
index 974e58457697..af54d7bbb173 100644
--- a/drivers/acpi/sleep.c
+++ b/drivers/acpi/sleep.c
@@ -338,6 +338,14 @@ static const struct dmi_system_id acpisleep_dmi_table[] 
__initconst = {
                DMI_MATCH(DMI_PRODUCT_NAME, "K54HR"),
                },
        },
+       {
+       .callback = init_nvs_save_s3,
+       .ident = "Asus 1025C",
+       .matches = {
+               DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
+               DMI_MATCH(DMI_PRODUCT_NAME, "1025C"),
+               },
+       },
        /*
         * https://bugzilla.kernel.org/show_bug.cgi?id=189431
         * Lenovo G50-45 is a platform later than 2012, but needs nvs memory
diff --git a/drivers/isdn/i4l/isdn_common.c b/drivers/isdn/i4l/isdn_common.c
index 7c6f3f5d9d9a..66ac7fa6e034 100644
--- a/drivers/isdn/i4l/isdn_common.c
+++ b/drivers/isdn/i4l/isdn_common.c
@@ -1640,13 +1640,7 @@ isdn_ioctl(struct file *file, uint cmd, ulong arg)
                        } else
                                return -EINVAL;
                case IIOCDBGVAR:
-                       if (arg) {
-                               if (copy_to_user(argp, &dev, sizeof(ulong)))
-                                       return -EFAULT;
-                               return 0;
-                       } else
-                               return -EINVAL;
-                       break;
+                       return -EINVAL;
                default:
                        if ((cmd & IIOCDRVCTL) == IIOCDRVCTL)
                                cmd = ((cmd >> _IOC_NRSHIFT) & _IOC_NRMASK) & 
ISDN_DRVIOCTL_MASK;
diff --git a/drivers/misc/sram.c b/drivers/misc/sram.c
index fc0415771c00..4dd0d868ff88 100644
--- a/drivers/misc/sram.c
+++ b/drivers/misc/sram.c
@@ -407,13 +407,20 @@ static int sram_probe(struct platform_device *pdev)
        if (init_func) {
                ret = init_func();
                if (ret)
-                       return ret;
+                       goto err_disable_clk;
        }
 
        dev_dbg(sram->dev, "SRAM pool: %zu KiB @ 0x%p\n",
                gen_pool_size(sram->pool) / 1024, sram->virt_base);
 
        return 0;
+
+err_disable_clk:
+       if (sram->clk)
+               clk_disable_unprepare(sram->clk);
+       sram_free_partitions(sram);
+
+       return ret;
 }
 
 static int sram_remove(struct platform_device *pdev)
diff --git a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c 
b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c
index 956860a69797..3bdab972420b 100644
--- a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c
+++ b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c
@@ -762,7 +762,7 @@ static int hw_atl_b0_hw_packet_filter_set(struct aq_hw_s 
*self,
 
        hw_atl_rpfl2promiscuous_mode_en_set(self, 
IS_FILTER_ENABLED(IFF_PROMISC));
        hw_atl_rpfl2multicast_flr_en_set(self,
-                                        IS_FILTER_ENABLED(IFF_MULTICAST), 0);
+                                        IS_FILTER_ENABLED(IFF_ALLMULTI), 0);
 
        hw_atl_rpfl2_accept_all_mc_packets_set(self,
                                               IS_FILTER_ENABLED(IFF_ALLMULTI));
diff --git a/drivers/net/ethernet/marvell/mvneta.c 
b/drivers/net/ethernet/marvell/mvneta.c
index 0ad2f3f7da85..82ac1d10f239 100644
--- a/drivers/net/ethernet/marvell/mvneta.c
+++ b/drivers/net/ethernet/marvell/mvneta.c
@@ -1901,10 +1901,10 @@ static void mvneta_rxq_drop_pkts(struct mvneta_port *pp,
 }
 
 /* Main rx processing when using software buffer management */
-static int mvneta_rx_swbm(struct mvneta_port *pp, int rx_todo,
+static int mvneta_rx_swbm(struct napi_struct *napi,
+                         struct mvneta_port *pp, int rx_todo,
                          struct mvneta_rx_queue *rxq)
 {
-       struct mvneta_pcpu_port *port = this_cpu_ptr(pp->ports);
        struct net_device *dev = pp->dev;
        int rx_done;
        u32 rcvd_pkts = 0;
@@ -1959,7 +1959,7 @@ static int mvneta_rx_swbm(struct mvneta_port *pp, int 
rx_todo,
 
                        skb->protocol = eth_type_trans(skb, dev);
                        mvneta_rx_csum(pp, rx_status, skb);
-                       napi_gro_receive(&port->napi, skb);
+                       napi_gro_receive(napi, skb);
 
                        rcvd_pkts++;
                        rcvd_bytes += rx_bytes;
@@ -2001,7 +2001,7 @@ static int mvneta_rx_swbm(struct mvneta_port *pp, int 
rx_todo,
 
                mvneta_rx_csum(pp, rx_status, skb);
 
-               napi_gro_receive(&port->napi, skb);
+               napi_gro_receive(napi, skb);
        }
 
        if (rcvd_pkts) {
@@ -2020,10 +2020,10 @@ static int mvneta_rx_swbm(struct mvneta_port *pp, int 
rx_todo,
 }
 
 /* Main rx processing when using hardware buffer management */
-static int mvneta_rx_hwbm(struct mvneta_port *pp, int rx_todo,
+static int mvneta_rx_hwbm(struct napi_struct *napi,
+                         struct mvneta_port *pp, int rx_todo,
                          struct mvneta_rx_queue *rxq)
 {
-       struct mvneta_pcpu_port *port = this_cpu_ptr(pp->ports);
        struct net_device *dev = pp->dev;
        int rx_done;
        u32 rcvd_pkts = 0;
@@ -2085,7 +2085,7 @@ static int mvneta_rx_hwbm(struct mvneta_port *pp, int 
rx_todo,
 
                        skb->protocol = eth_type_trans(skb, dev);
                        mvneta_rx_csum(pp, rx_status, skb);
-                       napi_gro_receive(&port->napi, skb);
+                       napi_gro_receive(napi, skb);
 
                        rcvd_pkts++;
                        rcvd_bytes += rx_bytes;
@@ -2129,7 +2129,7 @@ static int mvneta_rx_hwbm(struct mvneta_port *pp, int 
rx_todo,
 
                mvneta_rx_csum(pp, rx_status, skb);
 
-               napi_gro_receive(&port->napi, skb);
+               napi_gro_receive(napi, skb);
        }
 
        if (rcvd_pkts) {
@@ -2722,9 +2722,11 @@ static int mvneta_poll(struct napi_struct *napi, int 
budget)
        if (rx_queue) {
                rx_queue = rx_queue - 1;
                if (pp->bm_priv)
-                       rx_done = mvneta_rx_hwbm(pp, budget, 
&pp->rxqs[rx_queue]);
+                       rx_done = mvneta_rx_hwbm(napi, pp, budget,
+                                                &pp->rxqs[rx_queue]);
                else
-                       rx_done = mvneta_rx_swbm(pp, budget, 
&pp->rxqs[rx_queue]);
+                       rx_done = mvneta_rx_swbm(napi, pp, budget,
+                                                &pp->rxqs[rx_queue]);
        }
 
        if (rx_done < budget) {
@@ -4018,13 +4020,18 @@ static int  mvneta_config_rss(struct mvneta_port *pp)
 
        on_each_cpu(mvneta_percpu_mask_interrupt, pp, true);
 
-       /* We have to synchronise on the napi of each CPU */
-       for_each_online_cpu(cpu) {
-               struct mvneta_pcpu_port *pcpu_port =
-                       per_cpu_ptr(pp->ports, cpu);
+       if (!pp->neta_armada3700) {
+               /* We have to synchronise on the napi of each CPU */
+               for_each_online_cpu(cpu) {
+                       struct mvneta_pcpu_port *pcpu_port =
+                               per_cpu_ptr(pp->ports, cpu);
 
-               napi_synchronize(&pcpu_port->napi);
-               napi_disable(&pcpu_port->napi);
+                       napi_synchronize(&pcpu_port->napi);
+                       napi_disable(&pcpu_port->napi);
+               }
+       } else {
+               napi_synchronize(&pp->napi);
+               napi_disable(&pp->napi);
        }
 
        pp->rxq_def = pp->indir[0];
@@ -4041,12 +4048,16 @@ static int  mvneta_config_rss(struct mvneta_port *pp)
        mvneta_percpu_elect(pp);
        spin_unlock(&pp->lock);
 
-       /* We have to synchronise on the napi of each CPU */
-       for_each_online_cpu(cpu) {
-               struct mvneta_pcpu_port *pcpu_port =
-                       per_cpu_ptr(pp->ports, cpu);
+       if (!pp->neta_armada3700) {
+               /* We have to synchronise on the napi of each CPU */
+               for_each_online_cpu(cpu) {
+                       struct mvneta_pcpu_port *pcpu_port =
+                               per_cpu_ptr(pp->ports, cpu);
 
-               napi_enable(&pcpu_port->napi);
+                       napi_enable(&pcpu_port->napi);
+               }
+       } else {
+               napi_enable(&pp->napi);
        }
 
        netif_tx_start_all_queues(pp->dev);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c 
b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
index a0ba6cfc9092..290fc6f9afc1 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
@@ -1907,15 +1907,15 @@ static bool actions_match_supported(struct mlx5e_priv 
*priv,
 static bool same_hw_devs(struct mlx5e_priv *priv, struct mlx5e_priv *peer_priv)
 {
        struct mlx5_core_dev *fmdev, *pmdev;
-       u16 func_id, peer_id;
+       u64 fsystem_guid, psystem_guid;
 
        fmdev = priv->mdev;
        pmdev = peer_priv->mdev;
 
-       func_id = (u16)((fmdev->pdev->bus->number << 8) | 
PCI_SLOT(fmdev->pdev->devfn));
-       peer_id = (u16)((pmdev->pdev->bus->number << 8) | 
PCI_SLOT(pmdev->pdev->devfn));
+       mlx5_query_nic_vport_system_image_guid(fmdev, &fsystem_guid);
+       mlx5_query_nic_vport_system_image_guid(pmdev, &psystem_guid);
 
-       return (func_id == peer_id);
+       return (fsystem_guid == psystem_guid);
 }
 
 static int parse_tc_nic_actions(struct mlx5e_priv *priv, struct tcf_exts *exts,
diff --git a/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c 
b/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c
index 3c0d882ba183..f6f6a568d66a 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c
@@ -327,12 +327,16 @@ static void mlxsw_afa_resource_add(struct mlxsw_afa_block 
*block,
        list_add(&resource->list, &block->resource_list);
 }
 
+static void mlxsw_afa_resource_del(struct mlxsw_afa_resource *resource)
+{
+       list_del(&resource->list);
+}
+
 static void mlxsw_afa_resources_destroy(struct mlxsw_afa_block *block)
 {
        struct mlxsw_afa_resource *resource, *tmp;
 
        list_for_each_entry_safe(resource, tmp, &block->resource_list, list) {
-               list_del(&resource->list);
                resource->destructor(block, resource);
        }
 }
@@ -530,6 +534,7 @@ static void
 mlxsw_afa_fwd_entry_ref_destroy(struct mlxsw_afa_block *block,
                                struct mlxsw_afa_fwd_entry_ref *fwd_entry_ref)
 {
+       mlxsw_afa_resource_del(&fwd_entry_ref->resource);
        mlxsw_afa_fwd_entry_put(block->afa, fwd_entry_ref->fwd_entry);
        kfree(fwd_entry_ref);
 }
@@ -579,6 +584,7 @@ static void
 mlxsw_afa_counter_destroy(struct mlxsw_afa_block *block,
                          struct mlxsw_afa_counter *counter)
 {
+       mlxsw_afa_resource_del(&counter->resource);
        block->afa->ops->counter_index_put(block->afa->ops_priv,
                                           counter->counter_index);
        kfree(counter);
@@ -626,8 +632,8 @@ static char *mlxsw_afa_block_append_action(struct 
mlxsw_afa_block *block,
        char *oneact;
        char *actions;
 
-       if (WARN_ON(block->finished))
-               return NULL;
+       if (block->finished)
+               return ERR_PTR(-EINVAL);
        if (block->cur_act_index + action_size >
            block->afa->max_acts_per_set) {
                struct mlxsw_afa_set *set;
@@ -637,7 +643,7 @@ static char *mlxsw_afa_block_append_action(struct 
mlxsw_afa_block *block,
                 */
                set = mlxsw_afa_set_create(false);
                if (!set)
-                       return NULL;
+                       return ERR_PTR(-ENOBUFS);
                set->prev = block->cur_set;
                block->cur_act_index = 0;
                block->cur_set->next = set;
@@ -724,8 +730,8 @@ int mlxsw_afa_block_append_vlan_modify(struct 
mlxsw_afa_block *block,
                                                  MLXSW_AFA_VLAN_CODE,
                                                  MLXSW_AFA_VLAN_SIZE);
 
-       if (!act)
-               return -ENOBUFS;
+       if (IS_ERR(act))
+               return PTR_ERR(act);
        mlxsw_afa_vlan_pack(act, MLXSW_AFA_VLAN_VLAN_TAG_CMD_NOP,
                            MLXSW_AFA_VLAN_CMD_SET_OUTER, vid,
                            MLXSW_AFA_VLAN_CMD_SET_OUTER, pcp,
@@ -806,8 +812,8 @@ int mlxsw_afa_block_append_drop(struct mlxsw_afa_block 
*block)
                                                  MLXSW_AFA_TRAPDISC_CODE,
                                                  MLXSW_AFA_TRAPDISC_SIZE);
 
-       if (!act)
-               return -ENOBUFS;
+       if (IS_ERR(act))
+               return PTR_ERR(act);
        mlxsw_afa_trapdisc_pack(act, MLXSW_AFA_TRAPDISC_TRAP_ACTION_NOP,
                                MLXSW_AFA_TRAPDISC_FORWARD_ACTION_DISCARD, 0);
        return 0;
@@ -820,8 +826,8 @@ int mlxsw_afa_block_append_trap(struct mlxsw_afa_block 
*block, u16 trap_id)
                                                  MLXSW_AFA_TRAPDISC_CODE,
                                                  MLXSW_AFA_TRAPDISC_SIZE);
 
-       if (!act)
-               return -ENOBUFS;
+       if (IS_ERR(act))
+               return PTR_ERR(act);
        mlxsw_afa_trapdisc_pack(act, MLXSW_AFA_TRAPDISC_TRAP_ACTION_TRAP,
                                MLXSW_AFA_TRAPDISC_FORWARD_ACTION_DISCARD,
                                trap_id);
@@ -836,8 +842,8 @@ int mlxsw_afa_block_append_trap_and_forward(struct 
mlxsw_afa_block *block,
                                                  MLXSW_AFA_TRAPDISC_CODE,
                                                  MLXSW_AFA_TRAPDISC_SIZE);
 
-       if (!act)
-               return -ENOBUFS;
+       if (IS_ERR(act))
+               return PTR_ERR(act);
        mlxsw_afa_trapdisc_pack(act, MLXSW_AFA_TRAPDISC_TRAP_ACTION_TRAP,
                                MLXSW_AFA_TRAPDISC_FORWARD_ACTION_FORWARD,
                                trap_id);
@@ -856,6 +862,7 @@ static void
 mlxsw_afa_mirror_destroy(struct mlxsw_afa_block *block,
                         struct mlxsw_afa_mirror *mirror)
 {
+       mlxsw_afa_resource_del(&mirror->resource);
        block->afa->ops->mirror_del(block->afa->ops_priv,
                                    mirror->local_in_port,
                                    mirror->span_id,
@@ -908,8 +915,8 @@ mlxsw_afa_block_append_allocated_mirror(struct 
mlxsw_afa_block *block,
        char *act = mlxsw_afa_block_append_action(block,
                                                  MLXSW_AFA_TRAPDISC_CODE,
                                                  MLXSW_AFA_TRAPDISC_SIZE);
-       if (!act)
-               return -ENOBUFS;
+       if (IS_ERR(act))
+               return PTR_ERR(act);
        mlxsw_afa_trapdisc_pack(act, MLXSW_AFA_TRAPDISC_TRAP_ACTION_NOP,
                                MLXSW_AFA_TRAPDISC_FORWARD_ACTION_FORWARD, 0);
        mlxsw_afa_trapdisc_mirror_pack(act, true, mirror_agent);
@@ -996,8 +1003,8 @@ int mlxsw_afa_block_append_fwd(struct mlxsw_afa_block 
*block,
 
        act = mlxsw_afa_block_append_action(block, MLXSW_AFA_FORWARD_CODE,
                                            MLXSW_AFA_FORWARD_SIZE);
-       if (!act) {
-               err = -ENOBUFS;
+       if (IS_ERR(act)) {
+               err = PTR_ERR(act);
                goto err_append_action;
        }
        mlxsw_afa_forward_pack(act, MLXSW_AFA_FORWARD_TYPE_PBS,
@@ -1052,8 +1059,8 @@ int mlxsw_afa_block_append_allocated_counter(struct 
mlxsw_afa_block *block,
 {
        char *act = mlxsw_afa_block_append_action(block, MLXSW_AFA_POLCNT_CODE,
                                                  MLXSW_AFA_POLCNT_SIZE);
-       if (!act)
-               return -ENOBUFS;
+       if (IS_ERR(act))
+               return PTR_ERR(act);
        mlxsw_afa_polcnt_pack(act, 
MLXSW_AFA_POLCNT_COUNTER_SET_TYPE_PACKETS_BYTES,
                              counter_index);
        return 0;
@@ -1123,8 +1130,8 @@ int mlxsw_afa_block_append_fid_set(struct mlxsw_afa_block 
*block, u16 fid)
        char *act = mlxsw_afa_block_append_action(block,
                                                  MLXSW_AFA_VIRFWD_CODE,
                                                  MLXSW_AFA_VIRFWD_SIZE);
-       if (!act)
-               return -ENOBUFS;
+       if (IS_ERR(act))
+               return PTR_ERR(act);
        mlxsw_afa_virfwd_pack(act, MLXSW_AFA_VIRFWD_FID_CMD_SET, fid);
        return 0;
 }
@@ -1193,8 +1200,8 @@ int mlxsw_afa_block_append_mcrouter(struct 
mlxsw_afa_block *block,
        char *act = mlxsw_afa_block_append_action(block,
                                                  MLXSW_AFA_MCROUTER_CODE,
                                                  MLXSW_AFA_MCROUTER_SIZE);
-       if (!act)
-               return -ENOBUFS;
+       if (IS_ERR(act))
+               return PTR_ERR(act);
        mlxsw_afa_mcrouter_pack(act, MLXSW_AFA_MCROUTER_RPF_ACTION_TRAP,
                                expected_irif, min_mtu, rmid_valid, kvdl_index);
        return 0;
diff --git a/drivers/net/ethernet/realtek/r8169.c 
b/drivers/net/ethernet/realtek/r8169.c
index 764b25fa470c..d3c6ce074571 100644
--- a/drivers/net/ethernet/realtek/r8169.c
+++ b/drivers/net/ethernet/realtek/r8169.c
@@ -8061,12 +8061,20 @@ static int rtl_alloc_irq(struct rtl8169_private *tp)
 {
        unsigned int flags;
 
-       if (tp->mac_version <= RTL_GIGA_MAC_VER_06) {
+       switch (tp->mac_version) {
+       case RTL_GIGA_MAC_VER_01 ... RTL_GIGA_MAC_VER_06:
                RTL_W8(tp, Cfg9346, Cfg9346_Unlock);
                RTL_W8(tp, Config2, RTL_R8(tp, Config2) & ~MSIEnable);
                RTL_W8(tp, Cfg9346, Cfg9346_Lock);
                flags = PCI_IRQ_LEGACY;
-       } else {
+               break;
+       case RTL_GIGA_MAC_VER_39 ... RTL_GIGA_MAC_VER_40:
+               /* This version was reported to have issues with resume
+                * from suspend when using MSI-X
+                */
+               flags = PCI_IRQ_LEGACY | PCI_IRQ_MSI;
+               break;
+       default:
                flags = PCI_IRQ_ALL_TYPES;
        }
 
diff --git a/drivers/tty/serial/8250/8250_dw.c 
b/drivers/tty/serial/8250/8250_dw.c
index 6fcdb90f616a..2826052a7e70 100644
--- a/drivers/tty/serial/8250/8250_dw.c
+++ b/drivers/tty/serial/8250/8250_dw.c
@@ -274,7 +274,7 @@ static void dw8250_set_termios(struct uart_port *p, struct 
ktermios *termios,
        long rate;
        int ret;
 
-       if (IS_ERR(d->clk) || !old)
+       if (IS_ERR(d->clk))
                goto out;
 
        clk_disable_unprepare(d->clk);
@@ -680,6 +680,7 @@ static const struct acpi_device_id dw8250_acpi_match[] = {
        { "APMC0D08", 0},
        { "AMD0020", 0 },
        { "AMDI0020", 0 },
+       { "BRCM2032", 0 },
        { "HISI0031", 0 },
        { },
 };
diff --git a/drivers/tty/serial/8250/8250_exar.c 
b/drivers/tty/serial/8250/8250_exar.c
index 38af306ca0e8..a951511f04cf 100644
--- a/drivers/tty/serial/8250/8250_exar.c
+++ b/drivers/tty/serial/8250/8250_exar.c
@@ -433,7 +433,11 @@ static irqreturn_t exar_misc_handler(int irq, void *data)
        struct exar8250 *priv = data;
 
        /* Clear all PCI interrupts by reading INT0. No effect on IIR */
-       ioread8(priv->virt + UART_EXAR_INT0);
+       readb(priv->virt + UART_EXAR_INT0);
+
+       /* Clear INT0 for Expansion Interface slave ports, too */
+       if (priv->board->num_ports > 8)
+               readb(priv->virt + 0x2000 + UART_EXAR_INT0);
 
        return IRQ_HANDLED;
 }
diff --git a/drivers/tty/serial/8250/8250_port.c 
b/drivers/tty/serial/8250/8250_port.c
index 95833cbc4338..8d981168279c 100644
--- a/drivers/tty/serial/8250/8250_port.c
+++ b/drivers/tty/serial/8250/8250_port.c
@@ -90,8 +90,7 @@ static const struct serial8250_config uart_config[] = {
                .name           = "16550A",
                .fifo_size      = 16,
                .tx_loadsz      = 16,
-               .fcr            = UART_FCR_ENABLE_FIFO | UART_FCR_R_TRIG_10 |
-                                 UART_FCR_CLEAR_RCVR | UART_FCR_CLEAR_XMIT,
+               .fcr            = UART_FCR_ENABLE_FIFO | UART_FCR_R_TRIG_10,
                .rxtrig_bytes   = {1, 4, 8, 14},
                .flags          = UART_CAP_FIFO,
        },
diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index 2058852a87fa..2fca8060c90b 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -196,6 +196,8 @@ static void option_instat_callback(struct urb *urb);
 #define DELL_PRODUCT_5800_V2_MINICARD_VZW      0x8196  /* Novatel E362 */
 #define DELL_PRODUCT_5804_MINICARD_ATT         0x819b  /* Novatel E371 */
 
+#define DELL_PRODUCT_5821E                     0x81d7
+
 #define KYOCERA_VENDOR_ID                      0x0c88
 #define KYOCERA_PRODUCT_KPC650                 0x17da
 #define KYOCERA_PRODUCT_KPC680                 0x180a
@@ -1030,6 +1032,8 @@ static const struct usb_device_id option_ids[] = {
        { USB_DEVICE_AND_INTERFACE_INFO(DELL_VENDOR_ID, 
DELL_PRODUCT_5800_MINICARD_VZW, 0xff, 0xff, 0xff) },
        { USB_DEVICE_AND_INTERFACE_INFO(DELL_VENDOR_ID, 
DELL_PRODUCT_5800_V2_MINICARD_VZW, 0xff, 0xff, 0xff) },
        { USB_DEVICE_AND_INTERFACE_INFO(DELL_VENDOR_ID, 
DELL_PRODUCT_5804_MINICARD_ATT, 0xff, 0xff, 0xff) },
+       { USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5821E),
+         .driver_info = RSVD(0) | RSVD(1) | RSVD(6) },
        { USB_DEVICE(ANYDATA_VENDOR_ID, ANYDATA_PRODUCT_ADU_E100A) },   /* 
ADU-E100, ADU-310 */
        { USB_DEVICE(ANYDATA_VENDOR_ID, ANYDATA_PRODUCT_ADU_500A) },
        { USB_DEVICE(ANYDATA_VENDOR_ID, ANYDATA_PRODUCT_ADU_620UW) },
diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c
index 46dd09da2434..3bc2d6c28aa3 100644
--- a/drivers/usb/serial/pl2303.c
+++ b/drivers/usb/serial/pl2303.c
@@ -52,6 +52,8 @@ static const struct usb_device_id id_table[] = {
                .driver_info = PL2303_QUIRK_ENDPOINT_HACK },
        { USB_DEVICE(ATEN_VENDOR_ID, ATEN_PRODUCT_UC485),
                .driver_info = PL2303_QUIRK_ENDPOINT_HACK },
+       { USB_DEVICE(ATEN_VENDOR_ID, ATEN_PRODUCT_UC232B),
+               .driver_info = PL2303_QUIRK_ENDPOINT_HACK },
        { USB_DEVICE(ATEN_VENDOR_ID, ATEN_PRODUCT_ID2) },
        { USB_DEVICE(ATEN_VENDOR_ID2, ATEN_PRODUCT_ID) },
        { USB_DEVICE(ELCOM_VENDOR_ID, ELCOM_PRODUCT_ID) },
diff --git a/drivers/usb/serial/pl2303.h b/drivers/usb/serial/pl2303.h
index fcd72396a7b6..26965cc23c17 100644
--- a/drivers/usb/serial/pl2303.h
+++ b/drivers/usb/serial/pl2303.h
@@ -24,6 +24,7 @@
 #define ATEN_VENDOR_ID2                0x0547
 #define ATEN_PRODUCT_ID                0x2008
 #define ATEN_PRODUCT_UC485     0x2021
+#define ATEN_PRODUCT_UC232B    0x2022
 #define ATEN_PRODUCT_ID2       0x2118
 
 #define IODATA_VENDOR_ID       0x04bb
diff --git a/drivers/usb/serial/sierra.c b/drivers/usb/serial/sierra.c
index d189f953c891..55956a638f5b 100644
--- a/drivers/usb/serial/sierra.c
+++ b/drivers/usb/serial/sierra.c
@@ -770,9 +770,9 @@ static void sierra_close(struct usb_serial_port *port)
                kfree(urb->transfer_buffer);
                usb_free_urb(urb);
                usb_autopm_put_interface_async(serial->interface);
-               spin_lock(&portdata->lock);
+               spin_lock_irq(&portdata->lock);
                portdata->outstanding_urbs--;
-               spin_unlock(&portdata->lock);
+               spin_unlock_irq(&portdata->lock);
        }
 
        sierra_stop_rx_urbs(port);
diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c
index 9beefa6ed1ce..d1de2cb13fd6 100644
--- a/drivers/vhost/vhost.c
+++ b/drivers/vhost/vhost.c
@@ -1556,9 +1556,12 @@ int vhost_init_device_iotlb(struct vhost_dev *d, bool 
enabled)
        d->iotlb = niotlb;
 
        for (i = 0; i < d->nvqs; ++i) {
-               mutex_lock(&d->vqs[i]->mutex);
-               d->vqs[i]->iotlb = niotlb;
-               mutex_unlock(&d->vqs[i]->mutex);
+               struct vhost_virtqueue *vq = d->vqs[i];
+
+               mutex_lock(&vq->mutex);
+               vq->iotlb = niotlb;
+               __vhost_vq_meta_reset(vq);
+               mutex_unlock(&vq->mutex);
        }
 
        vhost_umem_clean(oiotlb);
diff --git a/include/net/af_vsock.h b/include/net/af_vsock.h
index 9324ac2d9ff2..43913ae79f64 100644
--- a/include/net/af_vsock.h
+++ b/include/net/af_vsock.h
@@ -64,7 +64,8 @@ struct vsock_sock {
        struct list_head pending_links;
        struct list_head accept_queue;
        bool rejected;
-       struct delayed_work dwork;
+       struct delayed_work connect_work;
+       struct delayed_work pending_work;
        struct delayed_work close_work;
        bool close_work_scheduled;
        u32 peer_shutdown;
@@ -77,7 +78,6 @@ struct vsock_sock {
 
 s64 vsock_stream_has_data(struct vsock_sock *vsk);
 s64 vsock_stream_has_space(struct vsock_sock *vsk);
-void vsock_pending_work(struct work_struct *work);
 struct sock *__vsock_create(struct net *net,
                            struct socket *sock,
                            struct sock *parent,
diff --git a/include/net/llc.h b/include/net/llc.h
index dc35f25eb679..890a87318014 100644
--- a/include/net/llc.h
+++ b/include/net/llc.h
@@ -116,6 +116,11 @@ static inline void llc_sap_hold(struct llc_sap *sap)
        refcount_inc(&sap->refcnt);
 }
 
+static inline bool llc_sap_hold_safe(struct llc_sap *sap)
+{
+       return refcount_inc_not_zero(&sap->refcnt);
+}
+
 void llc_sap_close(struct llc_sap *sap);
 
 static inline void llc_sap_put(struct llc_sap *sap)
diff --git a/net/bluetooth/sco.c b/net/bluetooth/sco.c
index 413b8ee49fec..8f0f9279eac9 100644
--- a/net/bluetooth/sco.c
+++ b/net/bluetooth/sco.c
@@ -393,7 +393,8 @@ static void sco_sock_cleanup_listen(struct sock *parent)
  */
 static void sco_sock_kill(struct sock *sk)
 {
-       if (!sock_flag(sk, SOCK_ZAPPED) || sk->sk_socket)
+       if (!sock_flag(sk, SOCK_ZAPPED) || sk->sk_socket ||
+           sock_flag(sk, SOCK_DEAD))
                return;
 
        BT_DBG("sk %p state %d", sk, sk->sk_state);
diff --git a/net/core/sock_diag.c b/net/core/sock_diag.c
index c37b5be7c5e4..3312a5849a97 100644
--- a/net/core/sock_diag.c
+++ b/net/core/sock_diag.c
@@ -10,6 +10,7 @@
 #include <linux/kernel.h>
 #include <linux/tcp.h>
 #include <linux/workqueue.h>
+#include <linux/nospec.h>
 
 #include <linux/inet_diag.h>
 #include <linux/sock_diag.h>
@@ -218,6 +219,7 @@ static int __sock_diag_cmd(struct sk_buff *skb, struct 
nlmsghdr *nlh)
 
        if (req->sdiag_family >= AF_MAX)
                return -EINVAL;
+       req->sdiag_family = array_index_nospec(req->sdiag_family, AF_MAX);
 
        if (sock_diag_handlers[req->sdiag_family] == NULL)
                sock_load_diag_module(req->sdiag_family, 0);
diff --git a/net/dccp/ccids/ccid2.c b/net/dccp/ccids/ccid2.c
index 385f153fe031..33c5b1c88be2 100644
--- a/net/dccp/ccids/ccid2.c
+++ b/net/dccp/ccids/ccid2.c
@@ -228,14 +228,16 @@ static void ccid2_cwnd_restart(struct sock *sk, const u32 
now)
        struct ccid2_hc_tx_sock *hc = ccid2_hc_tx_sk(sk);
        u32 cwnd = hc->tx_cwnd, restart_cwnd,
            iwnd = rfc3390_bytes_to_packets(dccp_sk(sk)->dccps_mss_cache);
+       s32 delta = now - hc->tx_lsndtime;
 
        hc->tx_ssthresh = max(hc->tx_ssthresh, (cwnd >> 1) + (cwnd >> 2));
 
        /* don't reduce cwnd below the initial window (IW) */
        restart_cwnd = min(cwnd, iwnd);
-       cwnd >>= (now - hc->tx_lsndtime) / hc->tx_rto;
-       hc->tx_cwnd = max(cwnd, restart_cwnd);
 
+       while ((delta -= hc->tx_rto) >= 0 && cwnd > restart_cwnd)
+               cwnd >>= 1;
+       hc->tx_cwnd = max(cwnd, restart_cwnd);
        hc->tx_cwnd_stamp = now;
        hc->tx_cwnd_used  = 0;
 
diff --git a/net/ipv4/ip_vti.c b/net/ipv4/ip_vti.c
index 3f091ccad9af..f38cb21d773d 100644
--- a/net/ipv4/ip_vti.c
+++ b/net/ipv4/ip_vti.c
@@ -438,7 +438,8 @@ static int __net_init vti_init_net(struct net *net)
        if (err)
                return err;
        itn = net_generic(net, vti_net_id);
-       vti_fb_tunnel_init(itn->fb_tunnel_dev);
+       if (itn->fb_tunnel_dev)
+               vti_fb_tunnel_init(itn->fb_tunnel_dev);
        return 0;
 }
 
diff --git a/net/ipv6/ip6_tunnel.c b/net/ipv6/ip6_tunnel.c
index 00e138a44cbb..1cc9650af9fb 100644
--- a/net/ipv6/ip6_tunnel.c
+++ b/net/ipv6/ip6_tunnel.c
@@ -1133,12 +1133,8 @@ int ip6_tnl_xmit(struct sk_buff *skb, struct net_device 
*dev, __u8 dsfield,
                max_headroom += 8;
                mtu -= 8;
        }
-       if (skb->protocol == htons(ETH_P_IPV6)) {
-               if (mtu < IPV6_MIN_MTU)
-                       mtu = IPV6_MIN_MTU;
-       } else if (mtu < 576) {
-               mtu = 576;
-       }
+       mtu = max(mtu, skb->protocol == htons(ETH_P_IPV6) ?
+                      IPV6_MIN_MTU : IPV4_MIN_MTU);
 
        skb_dst_update_pmtu(skb, mtu);
        if (skb->len - t->tun_hlen - eth_hlen > mtu && !skb_is_gso(skb)) {
diff --git a/net/l2tp/l2tp_core.c b/net/l2tp/l2tp_core.c
index 40261cb68e83..8aaf8157da2b 100644
--- a/net/l2tp/l2tp_core.c
+++ b/net/l2tp/l2tp_core.c
@@ -1110,7 +1110,7 @@ int l2tp_xmit_skb(struct l2tp_session *session, struct 
sk_buff *skb, int hdr_len
 
        /* Get routing info from the tunnel socket */
        skb_dst_drop(skb);
-       skb_dst_set(skb, dst_clone(__sk_dst_check(sk, 0)));
+       skb_dst_set(skb, sk_dst_check(sk, 0));
 
        inet = inet_sk(sk);
        fl = &inet->cork.fl;
diff --git a/net/llc/llc_core.c b/net/llc/llc_core.c
index 89041260784c..260b3dc1b4a2 100644
--- a/net/llc/llc_core.c
+++ b/net/llc/llc_core.c
@@ -73,8 +73,8 @@ struct llc_sap *llc_sap_find(unsigned char sap_value)
 
        rcu_read_lock_bh();
        sap = __llc_sap_find(sap_value);
-       if (sap)
-               llc_sap_hold(sap);
+       if (!sap || !llc_sap_hold_safe(sap))
+               sap = NULL;
        rcu_read_unlock_bh();
        return sap;
 }
diff --git a/net/rxrpc/ar-internal.h b/net/rxrpc/ar-internal.h
index 19975d2ca9a2..5da2d3379a57 100644
--- a/net/rxrpc/ar-internal.h
+++ b/net/rxrpc/ar-internal.h
@@ -104,9 +104,9 @@ struct rxrpc_net {
 
 #define RXRPC_KEEPALIVE_TIME 20 /* NAT keepalive time in seconds */
        u8                      peer_keepalive_cursor;
-       ktime_t                 peer_keepalive_base;
-       struct hlist_head       peer_keepalive[RXRPC_KEEPALIVE_TIME + 1];
-       struct hlist_head       peer_keepalive_new;
+       time64_t                peer_keepalive_base;
+       struct list_head        peer_keepalive[32];
+       struct list_head        peer_keepalive_new;
        struct timer_list       peer_keepalive_timer;
        struct work_struct      peer_keepalive_work;
 };
@@ -295,7 +295,7 @@ struct rxrpc_peer {
        struct hlist_head       error_targets;  /* targets for net error 
distribution */
        struct work_struct      error_distributor;
        struct rb_root          service_conns;  /* Service connections */
-       struct hlist_node       keepalive_link; /* Link in 
net->peer_keepalive[] */
+       struct list_head        keepalive_link; /* Link in 
net->peer_keepalive[] */
        time64_t                last_tx_at;     /* Last time packet sent here */
        seqlock_t               service_conn_lock;
        spinlock_t              lock;           /* access lock */
diff --git a/net/rxrpc/conn_event.c b/net/rxrpc/conn_event.c
index 8229a52c2acd..3fde001fcc39 100644
--- a/net/rxrpc/conn_event.c
+++ b/net/rxrpc/conn_event.c
@@ -136,7 +136,7 @@ static void rxrpc_conn_retransmit_call(struct 
rxrpc_connection *conn,
        }
 
        ret = kernel_sendmsg(conn->params.local->socket, &msg, iov, ioc, len);
-       conn->params.peer->last_tx_at = ktime_get_real();
+       conn->params.peer->last_tx_at = ktime_get_seconds();
        if (ret < 0)
                trace_rxrpc_tx_fail(conn->debug_id, serial, ret,
                                    rxrpc_tx_fail_call_final_resend);
@@ -245,7 +245,7 @@ static int rxrpc_abort_connection(struct rxrpc_connection 
*conn,
                return -EAGAIN;
        }
 
-       conn->params.peer->last_tx_at = ktime_get_real();
+       conn->params.peer->last_tx_at = ktime_get_seconds();
 
        _leave(" = 0");
        return 0;
diff --git a/net/rxrpc/net_ns.c b/net/rxrpc/net_ns.c
index c7a023fb22d0..48fb8754c387 100644
--- a/net/rxrpc/net_ns.c
+++ b/net/rxrpc/net_ns.c
@@ -85,12 +85,12 @@ static __net_init int rxrpc_init_net(struct net *net)
        hash_init(rxnet->peer_hash);
        spin_lock_init(&rxnet->peer_hash_lock);
        for (i = 0; i < ARRAY_SIZE(rxnet->peer_keepalive); i++)
-               INIT_HLIST_HEAD(&rxnet->peer_keepalive[i]);
-       INIT_HLIST_HEAD(&rxnet->peer_keepalive_new);
+               INIT_LIST_HEAD(&rxnet->peer_keepalive[i]);
+       INIT_LIST_HEAD(&rxnet->peer_keepalive_new);
        timer_setup(&rxnet->peer_keepalive_timer,
                    rxrpc_peer_keepalive_timeout, 0);
        INIT_WORK(&rxnet->peer_keepalive_work, rxrpc_peer_keepalive_worker);
-       rxnet->peer_keepalive_base = ktime_add(ktime_get_real(), NSEC_PER_SEC);
+       rxnet->peer_keepalive_base = ktime_get_seconds();
 
        ret = -ENOMEM;
        rxnet->proc_net = proc_net_mkdir(net, "rxrpc", net->proc_net);
diff --git a/net/rxrpc/output.c b/net/rxrpc/output.c
index f03de1c59ba3..4774c8f5634d 100644
--- a/net/rxrpc/output.c
+++ b/net/rxrpc/output.c
@@ -209,7 +209,7 @@ int rxrpc_send_ack_packet(struct rxrpc_call *call, bool 
ping,
        now = ktime_get_real();
        if (ping)
                call->ping_time = now;
-       conn->params.peer->last_tx_at = ktime_get_real();
+       conn->params.peer->last_tx_at = ktime_get_seconds();
        if (ret < 0)
                trace_rxrpc_tx_fail(call->debug_id, serial, ret,
                                    rxrpc_tx_fail_call_ack);
@@ -296,7 +296,7 @@ int rxrpc_send_abort_packet(struct rxrpc_call *call)
 
        ret = kernel_sendmsg(conn->params.local->socket,
                             &msg, iov, 1, sizeof(pkt));
-       conn->params.peer->last_tx_at = ktime_get_real();
+       conn->params.peer->last_tx_at = ktime_get_seconds();
        if (ret < 0)
                trace_rxrpc_tx_fail(call->debug_id, serial, ret,
                                    rxrpc_tx_fail_call_abort);
@@ -391,7 +391,7 @@ int rxrpc_send_data_packet(struct rxrpc_call *call, struct 
sk_buff *skb,
         *     message and update the peer record
         */
        ret = kernel_sendmsg(conn->params.local->socket, &msg, iov, 2, len);
-       conn->params.peer->last_tx_at = ktime_get_real();
+       conn->params.peer->last_tx_at = ktime_get_seconds();
 
        up_read(&conn->params.local->defrag_sem);
        if (ret < 0)
@@ -457,7 +457,7 @@ int rxrpc_send_data_packet(struct rxrpc_call *call, struct 
sk_buff *skb,
                if (ret == 0) {
                        ret = kernel_sendmsg(conn->params.local->socket, &msg,
                                             iov, 2, len);
-                       conn->params.peer->last_tx_at = ktime_get_real();
+                       conn->params.peer->last_tx_at = ktime_get_seconds();
 
                        opt = IP_PMTUDISC_DO;
                        kernel_setsockopt(conn->params.local->socket, SOL_IP,
@@ -475,7 +475,7 @@ int rxrpc_send_data_packet(struct rxrpc_call *call, struct 
sk_buff *skb,
                if (ret == 0) {
                        ret = kernel_sendmsg(conn->params.local->socket, &msg,
                                             iov, 2, len);
-                       conn->params.peer->last_tx_at = ktime_get_real();
+                       conn->params.peer->last_tx_at = ktime_get_seconds();
 
                        opt = IPV6_PMTUDISC_DO;
                        kernel_setsockopt(conn->params.local->socket,
@@ -599,6 +599,6 @@ void rxrpc_send_keepalive(struct rxrpc_peer *peer)
                trace_rxrpc_tx_fail(peer->debug_id, 0, ret,
                                    rxrpc_tx_fail_version_keepalive);
 
-       peer->last_tx_at = ktime_get_real();
+       peer->last_tx_at = ktime_get_seconds();
        _leave("");
 }
diff --git a/net/rxrpc/peer_event.c b/net/rxrpc/peer_event.c
index 0ed8b651cec2..4f9da2f51c69 100644
--- a/net/rxrpc/peer_event.c
+++ b/net/rxrpc/peer_event.c
@@ -350,97 +350,117 @@ void rxrpc_peer_add_rtt(struct rxrpc_call *call, enum 
rxrpc_rtt_rx_trace why,
 }
 
 /*
- * Perform keep-alive pings with VERSION packets to keep any NAT alive.
+ * Perform keep-alive pings.
  */
-void rxrpc_peer_keepalive_worker(struct work_struct *work)
+static void rxrpc_peer_keepalive_dispatch(struct rxrpc_net *rxnet,
+                                         struct list_head *collector,
+                                         time64_t base,
+                                         u8 cursor)
 {
-       struct rxrpc_net *rxnet =
-               container_of(work, struct rxrpc_net, peer_keepalive_work);
        struct rxrpc_peer *peer;
-       unsigned long delay;
-       ktime_t base, now = ktime_get_real();
-       s64 diff;
-       u8 cursor, slot;
+       const u8 mask = ARRAY_SIZE(rxnet->peer_keepalive) - 1;
+       time64_t keepalive_at;
+       int slot;
 
-       base = rxnet->peer_keepalive_base;
-       cursor = rxnet->peer_keepalive_cursor;
+       spin_lock_bh(&rxnet->peer_hash_lock);
 
-       _enter("%u,%lld", cursor, ktime_sub(now, base));
+       while (!list_empty(collector)) {
+               peer = list_entry(collector->next,
+                                 struct rxrpc_peer, keepalive_link);
 
-next_bucket:
-       diff = ktime_to_ns(ktime_sub(now, base));
-       if (diff < 0)
-               goto resched;
+               list_del_init(&peer->keepalive_link);
+               if (!rxrpc_get_peer_maybe(peer))
+                       continue;
 
-       _debug("at %u", cursor);
-       spin_lock_bh(&rxnet->peer_hash_lock);
-next_peer:
-       if (!rxnet->live) {
                spin_unlock_bh(&rxnet->peer_hash_lock);
-               goto out;
-       }
 
-       /* Everything in the bucket at the cursor is processed this second; the
-        * bucket at cursor + 1 goes now + 1s and so on...
-        */
-       if (hlist_empty(&rxnet->peer_keepalive[cursor])) {
-               if (hlist_empty(&rxnet->peer_keepalive_new)) {
-                       spin_unlock_bh(&rxnet->peer_hash_lock);
-                       goto emptied_bucket;
+               keepalive_at = peer->last_tx_at + RXRPC_KEEPALIVE_TIME;
+               slot = keepalive_at - base;
+               _debug("%02x peer %u t=%d {%pISp}",
+                      cursor, peer->debug_id, slot, &peer->srx.transport);
+
+               if (keepalive_at <= base ||
+                   keepalive_at > base + RXRPC_KEEPALIVE_TIME) {
+                       rxrpc_send_keepalive(peer);
+                       slot = RXRPC_KEEPALIVE_TIME;
                }
 
-               hlist_move_list(&rxnet->peer_keepalive_new,
-                               &rxnet->peer_keepalive[cursor]);
+               /* A transmission to this peer occurred since last we examined
+                * it so put it into the appropriate future bucket.
+                */
+               slot += cursor;
+               slot &= mask;
+               spin_lock_bh(&rxnet->peer_hash_lock);
+               list_add_tail(&peer->keepalive_link,
+                             &rxnet->peer_keepalive[slot & mask]);
+               rxrpc_put_peer(peer);
        }
 
-       peer = hlist_entry(rxnet->peer_keepalive[cursor].first,
-                          struct rxrpc_peer, keepalive_link);
-       hlist_del_init(&peer->keepalive_link);
-       if (!rxrpc_get_peer_maybe(peer))
-               goto next_peer;
-
        spin_unlock_bh(&rxnet->peer_hash_lock);
+}
 
-       _debug("peer %u {%pISp}", peer->debug_id, &peer->srx.transport);
+/*
+ * Perform keep-alive pings with VERSION packets to keep any NAT alive.
+ */
+void rxrpc_peer_keepalive_worker(struct work_struct *work)
+{
+       struct rxrpc_net *rxnet =
+               container_of(work, struct rxrpc_net, peer_keepalive_work);
+       const u8 mask = ARRAY_SIZE(rxnet->peer_keepalive) - 1;
+       time64_t base, now, delay;
+       u8 cursor, stop;
+       LIST_HEAD(collector);
 
-recalc:
-       diff = ktime_divns(ktime_sub(peer->last_tx_at, base), NSEC_PER_SEC);
-       if (diff < -30 || diff > 30)
-               goto send; /* LSW of 64-bit time probably wrapped on 32-bit */
-       diff += RXRPC_KEEPALIVE_TIME - 1;
-       if (diff < 0)
-               goto send;
+       now = ktime_get_seconds();
+       base = rxnet->peer_keepalive_base;
+       cursor = rxnet->peer_keepalive_cursor;
+       _enter("%lld,%u", base - now, cursor);
 
-       slot = (diff > RXRPC_KEEPALIVE_TIME - 1) ? RXRPC_KEEPALIVE_TIME - 1 : 
diff;
-       if (slot == 0)
-               goto send;
+       if (!rxnet->live)
+               return;
 
-       /* A transmission to this peer occurred since last we examined it so
-        * put it into the appropriate future bucket.
+       /* Remove to a temporary list all the peers that are currently lodged
+        * in expired buckets plus all new peers.
+        *
+        * Everything in the bucket at the cursor is processed this
+        * second; the bucket at cursor + 1 goes at now + 1s and so
+        * on...
         */
-       slot = (slot + cursor) % ARRAY_SIZE(rxnet->peer_keepalive);
        spin_lock_bh(&rxnet->peer_hash_lock);
-       hlist_add_head(&peer->keepalive_link, &rxnet->peer_keepalive[slot]);
-       rxrpc_put_peer(peer);
-       goto next_peer;
-
-send:
-       rxrpc_send_keepalive(peer);
-       now = ktime_get_real();
-       goto recalc;
+       list_splice_init(&rxnet->peer_keepalive_new, &collector);
+
+       stop = cursor + ARRAY_SIZE(rxnet->peer_keepalive);
+       while (base <= now && (s8)(cursor - stop) < 0) {
+               list_splice_tail_init(&rxnet->peer_keepalive[cursor & mask],
+                                     &collector);
+               base++;
+               cursor++;
+       }
 
-emptied_bucket:
-       cursor++;
-       if (cursor >= ARRAY_SIZE(rxnet->peer_keepalive))
-               cursor = 0;
-       base = ktime_add_ns(base, NSEC_PER_SEC);
-       goto next_bucket;
+       base = now;
+       spin_unlock_bh(&rxnet->peer_hash_lock);
 
-resched:
        rxnet->peer_keepalive_base = base;
        rxnet->peer_keepalive_cursor = cursor;
-       delay = nsecs_to_jiffies(-diff) + 1;
-       timer_reduce(&rxnet->peer_keepalive_timer, jiffies + delay);
-out:
+       rxrpc_peer_keepalive_dispatch(rxnet, &collector, base, cursor);
+       ASSERT(list_empty(&collector));
+
+       /* Schedule the timer for the next occupied timeslot. */
+       cursor = rxnet->peer_keepalive_cursor;
+       stop = cursor + RXRPC_KEEPALIVE_TIME - 1;
+       for (; (s8)(cursor - stop) < 0; cursor++) {
+               if (!list_empty(&rxnet->peer_keepalive[cursor & mask]))
+                       break;
+               base++;
+       }
+
+       now = ktime_get_seconds();
+       delay = base - now;
+       if (delay < 1)
+               delay = 1;
+       delay *= HZ;
+       if (rxnet->live)
+               timer_reduce(&rxnet->peer_keepalive_timer, jiffies + delay);
+
        _leave("");
 }
diff --git a/net/rxrpc/peer_object.c b/net/rxrpc/peer_object.c
index 1b7e8107b3ae..24ec7cdcf332 100644
--- a/net/rxrpc/peer_object.c
+++ b/net/rxrpc/peer_object.c
@@ -322,7 +322,7 @@ struct rxrpc_peer *rxrpc_lookup_incoming_peer(struct 
rxrpc_local *local,
        if (!peer) {
                peer = prealloc;
                hash_add_rcu(rxnet->peer_hash, &peer->hash_link, hash_key);
-               hlist_add_head(&peer->keepalive_link, 
&rxnet->peer_keepalive_new);
+               list_add_tail(&peer->keepalive_link, 
&rxnet->peer_keepalive_new);
        }
 
        spin_unlock(&rxnet->peer_hash_lock);
@@ -367,8 +367,8 @@ struct rxrpc_peer *rxrpc_lookup_peer(struct rxrpc_local 
*local,
                if (!peer) {
                        hash_add_rcu(rxnet->peer_hash,
                                     &candidate->hash_link, hash_key);
-                       hlist_add_head(&candidate->keepalive_link,
-                                      &rxnet->peer_keepalive_new);
+                       list_add_tail(&candidate->keepalive_link,
+                                     &rxnet->peer_keepalive_new);
                }
 
                spin_unlock_bh(&rxnet->peer_hash_lock);
@@ -441,7 +441,7 @@ static void __rxrpc_put_peer(struct rxrpc_peer *peer)
 
        spin_lock_bh(&rxnet->peer_hash_lock);
        hash_del_rcu(&peer->hash_link);
-       hlist_del_init(&peer->keepalive_link);
+       list_del_init(&peer->keepalive_link);
        spin_unlock_bh(&rxnet->peer_hash_lock);
 
        kfree_rcu(peer, rcu);
diff --git a/net/rxrpc/rxkad.c b/net/rxrpc/rxkad.c
index 6c0ae27fff84..94262c3ead88 100644
--- a/net/rxrpc/rxkad.c
+++ b/net/rxrpc/rxkad.c
@@ -669,7 +669,7 @@ static int rxkad_issue_challenge(struct rxrpc_connection 
*conn)
                return -EAGAIN;
        }
 
-       conn->params.peer->last_tx_at = ktime_get_real();
+       conn->params.peer->last_tx_at = ktime_get_seconds();
        _leave(" = 0");
        return 0;
 }
@@ -725,7 +725,7 @@ static int rxkad_send_response(struct rxrpc_connection 
*conn,
                return -EAGAIN;
        }
 
-       conn->params.peer->last_tx_at = ktime_get_real();
+       conn->params.peer->last_tx_at = ktime_get_seconds();
        _leave(" = 0");
        return 0;
 }
diff --git a/net/sched/cls_matchall.c b/net/sched/cls_matchall.c
index 2ba721a590a7..a74b4d6ee186 100644
--- a/net/sched/cls_matchall.c
+++ b/net/sched/cls_matchall.c
@@ -122,6 +122,8 @@ static void mall_destroy(struct tcf_proto *tp, struct 
netlink_ext_ack *extack)
        if (!head)
                return;
 
+       tcf_unbind_filter(tp, &head->res);
+
        if (!tc_skip_hw(head->flags))
                mall_destroy_hw_filter(tp, head, (unsigned long) head, extack);
 
diff --git a/net/sched/cls_tcindex.c b/net/sched/cls_tcindex.c
index b49cc990a000..9cb37c63c3e5 100644
--- a/net/sched/cls_tcindex.c
+++ b/net/sched/cls_tcindex.c
@@ -468,11 +468,6 @@ tcindex_set_parms(struct net *net, struct tcf_proto *tp, 
unsigned long base,
                tcf_bind_filter(tp, &cr.res, base);
        }
 
-       if (old_r)
-               tcf_exts_change(&r->exts, &e);
-       else
-               tcf_exts_change(&cr.exts, &e);
-
        if (old_r && old_r != r) {
                err = tcindex_filter_result_init(old_r);
                if (err < 0) {
@@ -483,12 +478,15 @@ tcindex_set_parms(struct net *net, struct tcf_proto *tp, 
unsigned long base,
 
        oldp = p;
        r->res = cr.res;
+       tcf_exts_change(&r->exts, &e);
+
        rcu_assign_pointer(tp->root, cp);
 
        if (r == &new_filter_result) {
                struct tcindex_filter *nfp;
                struct tcindex_filter __rcu **fp;
 
+               f->result.res = r->res;
                tcf_exts_change(&f->result.exts, &r->exts);
 
                fp = cp->h + (handle % cp->hash);
diff --git a/net/socket.c b/net/socket.c
index 6a6aa84b64c1..0316b380389e 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -2694,8 +2694,7 @@ EXPORT_SYMBOL(sock_unregister);
 
 bool sock_is_registered(int family)
 {
-       return family < NPROTO &&
-               rcu_access_pointer(net_families[array_index_nospec(family, 
NPROTO)]);
+       return family < NPROTO && rcu_access_pointer(net_families[family]);
 }
 
 static int __init sock_init(void)
diff --git a/net/vmw_vsock/af_vsock.c b/net/vmw_vsock/af_vsock.c
index c1076c19b858..ab27a2872935 100644
--- a/net/vmw_vsock/af_vsock.c
+++ b/net/vmw_vsock/af_vsock.c
@@ -451,14 +451,14 @@ static int vsock_send_shutdown(struct sock *sk, int mode)
        return transport->shutdown(vsock_sk(sk), mode);
 }
 
-void vsock_pending_work(struct work_struct *work)
+static void vsock_pending_work(struct work_struct *work)
 {
        struct sock *sk;
        struct sock *listener;
        struct vsock_sock *vsk;
        bool cleanup;
 
-       vsk = container_of(work, struct vsock_sock, dwork.work);
+       vsk = container_of(work, struct vsock_sock, pending_work.work);
        sk = sk_vsock(vsk);
        listener = vsk->listener;
        cleanup = true;
@@ -498,7 +498,6 @@ void vsock_pending_work(struct work_struct *work)
        sock_put(sk);
        sock_put(listener);
 }
-EXPORT_SYMBOL_GPL(vsock_pending_work);
 
 /**** SOCKET OPERATIONS ****/
 
@@ -597,6 +596,8 @@ static int __vsock_bind(struct sock *sk, struct sockaddr_vm 
*addr)
        return retval;
 }
 
+static void vsock_connect_timeout(struct work_struct *work);
+
 struct sock *__vsock_create(struct net *net,
                            struct socket *sock,
                            struct sock *parent,
@@ -638,6 +639,8 @@ struct sock *__vsock_create(struct net *net,
        vsk->sent_request = false;
        vsk->ignore_connecting_rst = false;
        vsk->peer_shutdown = 0;
+       INIT_DELAYED_WORK(&vsk->connect_work, vsock_connect_timeout);
+       INIT_DELAYED_WORK(&vsk->pending_work, vsock_pending_work);
 
        psk = parent ? vsock_sk(parent) : NULL;
        if (parent) {
@@ -1117,7 +1120,7 @@ static void vsock_connect_timeout(struct work_struct 
*work)
        struct vsock_sock *vsk;
        int cancel = 0;
 
-       vsk = container_of(work, struct vsock_sock, dwork.work);
+       vsk = container_of(work, struct vsock_sock, connect_work.work);
        sk = sk_vsock(vsk);
 
        lock_sock(sk);
@@ -1221,9 +1224,7 @@ static int vsock_stream_connect(struct socket *sock, 
struct sockaddr *addr,
                         * timeout fires.
                         */
                        sock_hold(sk);
-                       INIT_DELAYED_WORK(&vsk->dwork,
-                                         vsock_connect_timeout);
-                       schedule_delayed_work(&vsk->dwork, timeout);
+                       schedule_delayed_work(&vsk->connect_work, timeout);
 
                        /* Skip ahead to preserve error code set above. */
                        goto out_wait;
diff --git a/net/vmw_vsock/vmci_transport.c b/net/vmw_vsock/vmci_transport.c
index a7a73ffe675b..cb332adb84cd 100644
--- a/net/vmw_vsock/vmci_transport.c
+++ b/net/vmw_vsock/vmci_transport.c
@@ -1094,8 +1094,7 @@ static int vmci_transport_recv_listen(struct sock *sk,
        vpending->listener = sk;
        sock_hold(sk);
        sock_hold(pending);
-       INIT_DELAYED_WORK(&vpending->dwork, vsock_pending_work);
-       schedule_delayed_work(&vpending->dwork, HZ);
+       schedule_delayed_work(&vpending->pending_work, HZ);
 
 out:
        return err;
diff --git a/sound/core/memalloc.c b/sound/core/memalloc.c
index 7f89d3c79a4b..753d5fc4b284 100644
--- a/sound/core/memalloc.c
+++ b/sound/core/memalloc.c
@@ -242,16 +242,12 @@ int snd_dma_alloc_pages_fallback(int type, struct device 
*device, size_t size,
        int err;
 
        while ((err = snd_dma_alloc_pages(type, device, size, dmab)) < 0) {
-               size_t aligned_size;
                if (err != -ENOMEM)
                        return err;
                if (size <= PAGE_SIZE)
                        return -ENOMEM;
-               aligned_size = PAGE_SIZE << get_order(size);
-               if (size != aligned_size)
-                       size = aligned_size;
-               else
-                       size >>= 1;
+               size >>= 1;
+               size = PAGE_SIZE << get_order(size);
        }
        if (! dmab->area)
                return -ENOMEM;
diff --git a/sound/core/seq/oss/seq_oss.c b/sound/core/seq/oss/seq_oss.c
index 5f64d0d88320..e1f44fc86885 100644
--- a/sound/core/seq/oss/seq_oss.c
+++ b/sound/core/seq/oss/seq_oss.c
@@ -203,7 +203,7 @@ odev_poll(struct file *file, poll_table * wait)
        struct seq_oss_devinfo *dp;
        dp = file->private_data;
        if (snd_BUG_ON(!dp))
-               return -ENXIO;
+               return EPOLLERR;
        return snd_seq_oss_poll(dp, file, wait);
 }
 
diff --git a/sound/core/seq/seq_clientmgr.c b/sound/core/seq/seq_clientmgr.c
index 61a07fe34cd2..ee8d0d86f0df 100644
--- a/sound/core/seq/seq_clientmgr.c
+++ b/sound/core/seq/seq_clientmgr.c
@@ -1101,7 +1101,7 @@ static __poll_t snd_seq_poll(struct file *file, 
poll_table * wait)
 
        /* check client structures are in place */
        if (snd_BUG_ON(!client))
-               return -ENXIO;
+               return EPOLLERR;
 
        if ((snd_seq_file_flags(file) & SNDRV_SEQ_LFLG_INPUT) &&
            client->data.user.fifo) {
diff --git a/sound/core/seq/seq_virmidi.c b/sound/core/seq/seq_virmidi.c
index 289ae6bb81d9..8ebbca554e99 100644
--- a/sound/core/seq/seq_virmidi.c
+++ b/sound/core/seq/seq_virmidi.c
@@ -163,6 +163,7 @@ static void snd_virmidi_output_trigger(struct 
snd_rawmidi_substream *substream,
        int count, res;
        unsigned char buf[32], *pbuf;
        unsigned long flags;
+       bool check_resched = !in_atomic();
 
        if (up) {
                vmidi->trigger = 1;
@@ -200,6 +201,15 @@ static void snd_virmidi_output_trigger(struct 
snd_rawmidi_substream *substream,
                                        vmidi->event.type = 
SNDRV_SEQ_EVENT_NONE;
                                }
                        }
+                       if (!check_resched)
+                               continue;
+                       /* do temporary unlock & cond_resched() for avoiding
+                        * CPU soft lockup, which may happen via a write from
+                        * a huge rawmidi buffer
+                        */
+                       spin_unlock_irqrestore(&substream->runtime->lock, 
flags);
+                       cond_resched();
+                       spin_lock_irqsave(&substream->runtime->lock, flags);
                }
        out:
                spin_unlock_irqrestore(&substream->runtime->lock, flags);
diff --git a/sound/pci/cs5535audio/cs5535audio.h 
b/sound/pci/cs5535audio/cs5535audio.h
index f4fcdf93f3c8..d84620a0c26c 100644
--- a/sound/pci/cs5535audio/cs5535audio.h
+++ b/sound/pci/cs5535audio/cs5535audio.h
@@ -67,9 +67,9 @@ struct cs5535audio_dma_ops {
 };
 
 struct cs5535audio_dma_desc {
-       u32 addr;
-       u16 size;
-       u16 ctlreserved;
+       __le32 addr;
+       __le16 size;
+       __le16 ctlreserved;
 };
 
 struct cs5535audio_dma {
diff --git a/sound/pci/cs5535audio/cs5535audio_pcm.c 
b/sound/pci/cs5535audio/cs5535audio_pcm.c
index ee7065f6e162..326caec854e1 100644
--- a/sound/pci/cs5535audio/cs5535audio_pcm.c
+++ b/sound/pci/cs5535audio/cs5535audio_pcm.c
@@ -158,8 +158,8 @@ static int cs5535audio_build_dma_packets(struct cs5535audio 
*cs5535au,
        lastdesc->addr = cpu_to_le32((u32) dma->desc_buf.addr);
        lastdesc->size = 0;
        lastdesc->ctlreserved = cpu_to_le16(PRD_JMP);
-       jmpprd_addr = cpu_to_le32(lastdesc->addr +
-                                 (sizeof(struct 
cs5535audio_dma_desc)*periods));
+       jmpprd_addr = (u32)dma->desc_buf.addr +
+               sizeof(struct cs5535audio_dma_desc) * periods;
 
        dma->substream = substream;
        dma->period_bytes = period_bytes;
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index a0c93b9c9a28..c8e6d0d08c8f 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -2207,7 +2207,7 @@ static int azx_probe(struct pci_dev *pci,
  */
 static struct snd_pci_quirk power_save_blacklist[] = {
        /* https://bugzilla.redhat.com/show_bug.cgi?id=1525104 */
-       SND_PCI_QUIRK(0x1849, 0x0c0c, "Asrock B85M-ITX", 0),
+       SND_PCI_QUIRK(0x1849, 0xc892, "Asrock B85M-ITX", 0),
        /* https://bugzilla.redhat.com/show_bug.cgi?id=1525104 */
        SND_PCI_QUIRK(0x1043, 0x8733, "Asus Prime X370-Pro", 0),
        /* https://bugzilla.redhat.com/show_bug.cgi?id=1572975 */
diff --git a/sound/pci/hda/patch_conexant.c b/sound/pci/hda/patch_conexant.c
index 88ce2f1022e1..16197ad4512a 100644
--- a/sound/pci/hda/patch_conexant.c
+++ b/sound/pci/hda/patch_conexant.c
@@ -211,6 +211,7 @@ static void cx_auto_reboot_notify(struct hda_codec *codec)
        struct conexant_spec *spec = codec->spec;
 
        switch (codec->core.vendor_id) {
+       case 0x14f12008: /* CX8200 */
        case 0x14f150f2: /* CX20722 */
        case 0x14f150f4: /* CX20724 */
                break;
@@ -218,13 +219,14 @@ static void cx_auto_reboot_notify(struct hda_codec *codec)
                return;
        }
 
-       /* Turn the CX20722 codec into D3 to avoid spurious noises
+       /* Turn the problematic codec into D3 to avoid spurious noises
           from the internal speaker during (and after) reboot */
        cx_auto_turn_eapd(codec, spec->num_eapds, spec->eapds, false);
 
        snd_hda_codec_set_power_to_all(codec, codec->core.afg, AC_PWRST_D3);
        snd_hda_codec_write(codec, codec->core.afg, 0,
                            AC_VERB_SET_POWER_STATE, AC_PWRST_D3);
+       msleep(10);
 }
 
 static void cx_auto_free(struct hda_codec *codec)
diff --git a/sound/pci/vx222/vx222_ops.c b/sound/pci/vx222/vx222_ops.c
index d4298af6d3ee..c0d0bf44f365 100644
--- a/sound/pci/vx222/vx222_ops.c
+++ b/sound/pci/vx222/vx222_ops.c
@@ -275,7 +275,7 @@ static void vx2_dma_write(struct vx_core *chip, struct 
snd_pcm_runtime *runtime,
                length >>= 2; /* in 32bit words */
                /* Transfer using pseudo-dma. */
                for (; length > 0; length--) {
-                       outl(cpu_to_le32(*addr), port);
+                       outl(*addr, port);
                        addr++;
                }
                addr = (u32 *)runtime->dma_area;
@@ -285,7 +285,7 @@ static void vx2_dma_write(struct vx_core *chip, struct 
snd_pcm_runtime *runtime,
        count >>= 2; /* in 32bit words */
        /* Transfer using pseudo-dma. */
        for (; count > 0; count--) {
-               outl(cpu_to_le32(*addr), port);
+               outl(*addr, port);
                addr++;
        }
 
@@ -313,7 +313,7 @@ static void vx2_dma_read(struct vx_core *chip, struct 
snd_pcm_runtime *runtime,
                length >>= 2; /* in 32bit words */
                /* Transfer using pseudo-dma. */
                for (; length > 0; length--)
-                       *addr++ = le32_to_cpu(inl(port));
+                       *addr++ = inl(port);
                addr = (u32 *)runtime->dma_area;
                pipe->hw_ptr = 0;
        }
@@ -321,7 +321,7 @@ static void vx2_dma_read(struct vx_core *chip, struct 
snd_pcm_runtime *runtime,
        count >>= 2; /* in 32bit words */
        /* Transfer using pseudo-dma. */
        for (; count > 0; count--)
-               *addr++ = le32_to_cpu(inl(port));
+               *addr++ = inl(port);
 
        vx2_release_pseudo_dma(chip);
 }
diff --git a/sound/pcmcia/vx/vxp_ops.c b/sound/pcmcia/vx/vxp_ops.c
index 8cde40226355..4c4ef1fec69f 100644
--- a/sound/pcmcia/vx/vxp_ops.c
+++ b/sound/pcmcia/vx/vxp_ops.c
@@ -375,7 +375,7 @@ static void vxp_dma_write(struct vx_core *chip, struct 
snd_pcm_runtime *runtime,
                length >>= 1; /* in 16bit words */
                /* Transfer using pseudo-dma. */
                for (; length > 0; length--) {
-                       outw(cpu_to_le16(*addr), port);
+                       outw(*addr, port);
                        addr++;
                }
                addr = (unsigned short *)runtime->dma_area;
@@ -385,7 +385,7 @@ static void vxp_dma_write(struct vx_core *chip, struct 
snd_pcm_runtime *runtime,
        count >>= 1; /* in 16bit words */
        /* Transfer using pseudo-dma. */
        for (; count > 0; count--) {
-               outw(cpu_to_le16(*addr), port);
+               outw(*addr, port);
                addr++;
        }
        vx_release_pseudo_dma(chip);
@@ -417,7 +417,7 @@ static void vxp_dma_read(struct vx_core *chip, struct 
snd_pcm_runtime *runtime,
                length >>= 1; /* in 16bit words */
                /* Transfer using pseudo-dma. */
                for (; length > 0; length--)
-                       *addr++ = le16_to_cpu(inw(port));
+                       *addr++ = inw(port);
                addr = (unsigned short *)runtime->dma_area;
                pipe->hw_ptr = 0;
        }
@@ -425,12 +425,12 @@ static void vxp_dma_read(struct vx_core *chip, struct 
snd_pcm_runtime *runtime,
        count >>= 1; /* in 16bit words */
        /* Transfer using pseudo-dma. */
        for (; count > 1; count--)
-               *addr++ = le16_to_cpu(inw(port));
+               *addr++ = inw(port);
        /* Disable DMA */
        pchip->regDIALOG &= ~VXP_DLG_DMAREAD_SEL_MASK;
        vx_outb(chip, DIALOG, pchip->regDIALOG);
        /* Read the last word (16 bits) */
-       *addr = le16_to_cpu(inw(port));
+       *addr = inw(port);
        /* Disable 16-bit accesses */
        pchip->regDIALOG &= ~VXP_DLG_DMA16_SEL_MASK;
        vx_outb(chip, DIALOG, pchip->regDIALOG);

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