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p54: drop device reference count if fails to enable device

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The function p54p_probe takes an extra reference count of the PCI
device. However, the extra reference count is not dropped when it fails
to enable the PCI device. This patch fixes the bug.

Cc: stable@vger.kernel.org
Signed-off-by: Pan Bian <bianpan2016@163.com>
Acked-by: Christian Lamparter <chunkeey@gmail.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
This commit is contained in:
Pan Bian 2019-04-17 17:41:23 +08:00 committed by Kalle Valo
parent 84242b82d8
commit 8149069db8
1 changed files with 2 additions and 1 deletions
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3
drivers/net/wireless/intersil/p54/p54pci.c
View file

@ -554,7 +554,7 @@ static int p54p_probe(struct pci_dev *pdev,
err = pci_enable_device(pdev);
if (err) {
dev_err(&pdev->dev, "Cannot enable new PCI device\n");
return err;
goto err_put;
}
mem_addr = pci_resource_start(pdev, 0);
@ -639,6 +639,7 @@ static int p54p_probe(struct pci_dev *pdev,
pci_release_regions(pdev);
err_disable_dev:
pci_disable_device(pdev);
err_put:
pci_dev_put(pdev);
return err;
}