On Mon, Feb 02, 2015 at 10:22:32PM +0100, SF Markus Elfring wrote:

From: Markus Elfring <redacted>
Date: Mon, 2 Feb 2015 22:08:29 +0100

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 <redacted>

Applied to libata/for-3.20.

Thanks.

-- 
tejun