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USB: PCI-quirks: Deletion of unnecessary checks before the function call "pci_dev_put"

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The pci_dev_put() function tests whether its argument is NULL and then
returns immediately. Thus the test around the call is not needed.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Markus Elfring
2014-11-21 15:20:12 +01:00
committed by Greg Kroah-Hartman
parent bb2d43e091
commit f910b6cba2
1 changed files with 4 additions and 8 deletions
Download Patch File Download Diff File Expand all files Collapse all files

12
drivers/usb/host/pci-quirks.c
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@@ -233,10 +233,8 @@ int usb_amd_find_chipset_info(void)
spin_unlock_irqrestore(&amd_lock, flags);
if (info.nb_dev)
pci_dev_put(info.nb_dev);
if (info.smbus_dev)
pci_dev_put(info.smbus_dev);
pci_dev_put(info.nb_dev);
pci_dev_put(info.smbus_dev);
} else {
/* no race - commit the result */
@@ -447,10 +445,8 @@ void usb_amd_dev_put(void)
spin_unlock_irqrestore(&amd_lock, flags);
if (nb)
pci_dev_put(nb);
if (smbus)
pci_dev_put(smbus);
pci_dev_put(nb);
pci_dev_put(smbus);
}
EXPORT_SYMBOL_GPL(usb_amd_dev_put);