driver core: Delete an unnecessary check before the function call "put_device"

The put_device() 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 2015-02-05 11:48:26 +01:00 • committed by Greg Kroah-Hartman
commit 5f0163a5ee