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(parent: 533726f) | patch
USB: appledisplay: Deletion of a check before backlight_device_unregister()
authorMarkus Elfring <elfring@users.sourceforge.net>
Thu, 5 Feb 2015 15:07:43 +0000 (16:07 +0100)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 18 Mar 2015 15:56:40 +0000 (16:56 +0100)
commitc60b89aa3640ac4eb279213d93828a8100acb6b5
tree8a6d58e6dbd560d4bf89f79c345b7b10d49e73dctree | snapshot
parent533726f736c2c32956d78ad6f49ffaada110cbfdcommit | diff
USB: appledisplay: Deletion of a check before backlight_device_unregister()

The backlight_device_unregister() 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>
drivers/usb/misc/appledisplay.c diff | blob | history
John Crispins staging tree