Re: [PATCH] [media] tw686x-kh: Delete an unnecessary check before the function call "video_unregister_device"

From: Krzysztof HaÅasa
Date: Fri Jul 22 2016 - 06:23:18 EST

SF Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx> writes:

> The video_unregister_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@xxxxxxxxxxxxxxxxxxxxx>
> ---
> drivers/staging/media/tw686x-kh/tw686x-kh-video.c | 3 +--

Krzysztof Halasa

Industrial Research Institute for Automation and Measurements PIAP
Al. Jerozolimskie 202, 02-486 Warsaw, Poland