netdev - [PATCH net v2] net: fealnx: fix missing pci_disable

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-ID: <20221025130751.1075684-1-yangyingliang@huawei.com>
Date:   Tue, 25 Oct 2022 21:07:51 +0800
From:   Yang Yingliang <yangyingliang@...wei.com>
To:     <netdev@...r.kernel.org>
CC:     <davem@...emloft.net>, <kuba@...nel.org>, <leon@...nel.org>
Subject: [PATCH net v2] net: fealnx: fix missing pci_disable_device()

Add missing pci_disable_device() in error path of probe() and remove() path.

Fixes: 1da177e4c3f4 ("Linux-2.6.12-rc2")
Suggested-by: Leon Romanovsky <leon@...nel.org>
Signed-off-by: Yang Yingliang <yangyingliang@...wei.com>
---
v1 -> v2:
  Don't use pcim_enable_device(), call pci_disable_device() directly.
---
 drivers/net/ethernet/fealnx.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/fealnx.c b/drivers/net/ethernet/fealnx.c
index ed18450fd2cc..d72256391d49 100644
--- a/drivers/net/ethernet/fealnx.c
+++ b/drivers/net/ethernet/fealnx.c
@@ -502,7 +502,8 @@ static int fealnx_init_one(struct pci_dev *pdev,
 	if (len < MIN_REGION_SIZE) {
 		dev_err(&pdev->dev,
 			   "region size %ld too small, aborting\n", len);
-		return -ENODEV;
+		err = -ENODEV;
+		goto err_out_disable;
 	}
 
 	i = pci_request_regions(pdev, boardname);
@@ -671,6 +672,8 @@ static int fealnx_init_one(struct pci_dev *pdev,
 	pci_iounmap(pdev, ioaddr);
 err_out_res:
 	pci_release_regions(pdev);
+err_out_disable:
+	pci_disable_device(pdev);
 	return err;
 }
 
@@ -690,6 +693,7 @@ static void fealnx_remove_one(struct pci_dev *pdev)
 		pci_iounmap(pdev, np->mem);
 		free_netdev(dev);
 		pci_release_regions(pdev);
+		pci_disable_device(pdev);
 	} else
 		printk(KERN_ERR "fealnx: remove for unknown device\n");
 }
-- 
2.25.1