From: Pan Bian bianpan2016@163.com
commit 8149069db81853570a665f5e5648c0e526dc0e43 upstream.
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 Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org
--- drivers/net/wireless/intersil/p54/p54pci.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
--- a/drivers/net/wireless/intersil/p54/p54pci.c +++ b/drivers/net/wireless/intersil/p54/p54pci.c @@ -554,7 +554,7 @@ static int p54p_probe(struct pci_dev *pd 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 *pd pci_release_regions(pdev); err_disable_dev: pci_disable_device(pdev); +err_put: pci_dev_put(pdev); return err; }