From: Yang Yingliang yangyingliang@huawei.com
stable inclusion from stable-v5.10.118 commit d4c6e5cebcf5b5d4f90d61074fdbb1cdcb7cdc60 category: bugfix bugzilla: https://gitee.com/openeuler/kernel/issues/I5L686
Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=...
--------------------------------
[ Upstream commit 51ca86b4c9c7c75f5630fa0dbe5f8f0bd98e3c3e ]
Fix the missing pci_disable_device() before return from tulip_init_one() in the error handling case.
Reported-by: Hulk Robot hulkci@huawei.com Signed-off-by: Yang Yingliang yangyingliang@huawei.com Link: https://lore.kernel.org/r/20220506094250.3630615-1-yangyingliang@huawei.com Signed-off-by: Jakub Kicinski kuba@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org Signed-off-by: Zheng Zengkai zhengzengkai@huawei.com Acked-by: Xie XiuQi xiexiuqi@huawei.com --- drivers/net/ethernet/dec/tulip/tulip_core.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/dec/tulip/tulip_core.c b/drivers/net/ethernet/dec/tulip/tulip_core.c index e7b0d7de40fd..c22d945a79fd 100644 --- a/drivers/net/ethernet/dec/tulip/tulip_core.c +++ b/drivers/net/ethernet/dec/tulip/tulip_core.c @@ -1396,8 +1396,10 @@ static int tulip_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
/* alloc_etherdev ensures aligned and zeroed private structures */ dev = alloc_etherdev (sizeof (*tp)); - if (!dev) + if (!dev) { + pci_disable_device(pdev); return -ENOMEM; + }
SET_NETDEV_DEV(dev, &pdev->dev); if (pci_resource_len (pdev, 0) < tulip_tbl[chip_idx].io_size) { @@ -1774,6 +1776,7 @@ static int tulip_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
err_out_free_netdev: free_netdev (dev); + pci_disable_device(pdev); return -ENODEV; }