linux-kernel - Re: [PATCH] staging: video: fix warning unused variable

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Message-ID: <20180514110152.GA25303@kroah.com>
Date:   Mon, 14 May 2018 13:01:52 +0200
From:   Greg KH <gregkh@...uxfoundation.org>
To:     Anders Roxell <anders.roxell@...aro.org>
Cc:     devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] staging: video: fix warning unused variable

On Mon, May 14, 2018 at 12:54:42PM +0200, Anders Roxell wrote:
> When building video warnings pops up unused variable 'mdev',
> drivers/staging/most/video/video.c: In function ‘vidioc_enum_fmt_vid_cap’:
> drivers/staging/most/video/video.c:265:25: warning: unused variable ‘mdev’ [-Wunused-variable]
>   struct most_video_dev *mdev = fh->mdev;
>                          ^~~~
> drivers/staging/most/video/video.c: In function ‘vidioc_g_fmt_vid_cap’:
> drivers/staging/most/video/video.c:282:25: warning: unused variable ‘mdev’ [-Wunused-variable]
>   struct most_video_dev *mdev = fh->mdev;
>                          ^~~~
> drivers/staging/most/video/video.c: In function ‘vidioc_g_std’:
> drivers/staging/most/video/video.c:309:25: warning: unused variable ‘mdev’ [-Wunused-variable]
>   struct most_video_dev *mdev = fh->mdev;
>                          ^~~~
> 
> Remove the 'mdev' declaration.
> 
> Fixes: 7d7cdb4fa552 ("staging: most: video: remove debugging code")
> Signed-off-by: Anders Roxell <anders.roxell@...aro.org>
> ---
>  drivers/staging/most/video/video.c | 9 ---------
>  1 file changed, 9 deletions(-)

I posted the same exact fix about an hour ago, sorry.

greg k-h