linux-kernel - [PATCH v3] staging: qlge: add unregister_netdev in qlge

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Message-Id: <20220221085552.93561-1-hbh25y@gmail.com>
Date:   Mon, 21 Feb 2022 16:55:52 +0800
From:   Hangyu Hua <hbh25y@...il.com>
To:     manishc@...vell.com, GR-Linux-NIC-Dev@...vell.com,
        coiby.xu@...il.com, gregkh@...uxfoundation.org,
        dan.carpenter@...cle.com
Cc:     netdev@...r.kernel.org, linux-staging@...ts.linux.dev,
        linux-kernel@...r.kernel.org, Hangyu Hua <hbh25y@...il.com>
Subject: [PATCH v3] staging: qlge: add unregister_netdev in qlge_probe

unregister_netdev need to be called when register_netdev succeeds
qlge_health_create_reporters fails.

Fixes: d8827ae8e22b ("staging: qlge: deal with the case that devlink_health_reporter_create fails")
Signed-off-by: Hangyu Hua <hbh25y@...il.com>
---

v3: add a Fixed tag

v2: use goto to fix this bug

 drivers/staging/qlge/qlge_main.c | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/drivers/staging/qlge/qlge_main.c b/drivers/staging/qlge/qlge_main.c
index 9873bb2a9ee4..113a3efd12e9 100644
--- a/drivers/staging/qlge/qlge_main.c
+++ b/drivers/staging/qlge/qlge_main.c
@@ -4605,14 +4605,12 @@ static int qlge_probe(struct pci_dev *pdev,
 	err = register_netdev(ndev);
 	if (err) {
 		dev_err(&pdev->dev, "net device registration failed.\n");
-		qlge_release_all(pdev);
-		pci_disable_device(pdev);
-		goto netdev_free;
+		goto cleanup_pdev;
 	}
 
 	err = qlge_health_create_reporters(qdev);
 	if (err)
-		goto netdev_free;
+		goto unregister_netdev;
 
 	/* Start up the timer to trigger EEH if
 	 * the bus goes dead
@@ -4626,6 +4624,11 @@ static int qlge_probe(struct pci_dev *pdev,
 	devlink_register(devlink);
 	return 0;
 
+unregister_netdev:
+	unregister_netdev(ndev);
+cleanup_pdev:
+	qlge_release_all(pdev);
+	pci_disable_device(pdev);
 netdev_free:
 	free_netdev(ndev);
 devlink_free:
-- 
2.25.1