Add missing NULL point check in ixgbe_pf_host_uninit, or it may cause segement fault when detach a device.
Fixes: cf80ba6e2038 ("net/ixgbe: add support for representor ports") Cc: sta...@dpdk.org Signed-off-by: Qi Zhang <qi.z.zh...@intel.com> --- drivers/net/ixgbe/ixgbe_pf.c | 15 +++++++++------ 1 file changed, 9 insertions(+), 6 deletions(-) diff --git a/drivers/net/ixgbe/ixgbe_pf.c b/drivers/net/ixgbe/ixgbe_pf.c index 4d199c8..73f0e43 100644 --- a/drivers/net/ixgbe/ixgbe_pf.c +++ b/drivers/net/ixgbe/ixgbe_pf.c @@ -128,21 +128,24 @@ void ixgbe_pf_host_uninit(struct rte_eth_dev *eth_dev) PMD_INIT_FUNC_TRACE(); - vfinfo = IXGBE_DEV_PRIVATE_TO_P_VFDATA(eth_dev->data->dev_private); - RTE_ETH_DEV_SRIOV(eth_dev).active = 0; RTE_ETH_DEV_SRIOV(eth_dev).nb_q_per_pool = 0; RTE_ETH_DEV_SRIOV(eth_dev).def_vmdq_idx = 0; RTE_ETH_DEV_SRIOV(eth_dev).def_pool_q_idx = 0; - ret = rte_eth_switch_domain_free((*vfinfo)->switch_domain_id); - if (ret) - PMD_INIT_LOG(WARNING, "failed to free switch domain: %d", ret); - vf_num = dev_num_vf(eth_dev); if (vf_num == 0) return; + vfinfo = IXGBE_DEV_PRIVATE_TO_P_VFDATA(eth_dev->data->dev_private); + + if (*vfinfo == NULL) + return; + + ret = rte_eth_switch_domain_free((*vfinfo)->switch_domain_id); + if (ret) + PMD_INIT_LOG(WARNING, "failed to free switch domain: %d", ret); + rte_free(*vfinfo); *vfinfo = NULL; } -- 2.5.5