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staging: olpc_dcon: Deletion of a check before backlight_device_unregister()
authorMarkus Elfring <elfring@users.sourceforge.net>
Mon, 24 Nov 2014 21:58:48 +0000 (22:58 +0100)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 26 Nov 2014 22:00:22 +0000 (14:00 -0800)
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>

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