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Groups > linux.kernel > #1448033
| From | Sean Paul <seanpaul@chromium.org> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH] GPU-DRM-Exynos: Delete an unnecessary check before the function call "vunmap" |
| Date | 2016-07-21 20:10 +0200 |
| Message-ID | <rXqA1-2B6-9@gated-at.bofh.it> (permalink) |
| References | (15 earlier) <mSsDN-4wa-65@gated-at.bofh.it> <mSsDN-4wa-33@gated-at.bofh.it> <oQfmW-3Yw-23@gated-at.bofh.it> <oQpZ0-2W1-17@gated-at.bofh.it> <rXqgF-2eV-7@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On Thu, Jul 21, 2016 at 1:42 PM, SF Markus Elfring
<elfring@users.sourceforge.net> wrote:
> From: Markus Elfring <elfring@users.sourceforge.net>
> Date: Thu, 21 Jul 2016 19:23:25 +0200
>
> The vunmap() function performs also input parameter validation.
> 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>
Applied to drm-misc
> ---
> drivers/gpu/drm/exynos/exynos_drm_fbdev.c | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/exynos/exynos_drm_fbdev.c b/drivers/gpu/drm/exynos/exynos_drm_fbdev.c
> index dd09117..4cfb39d 100644
> --- a/drivers/gpu/drm/exynos/exynos_drm_fbdev.c
> +++ b/drivers/gpu/drm/exynos/exynos_drm_fbdev.c
> @@ -269,8 +269,7 @@ static void exynos_drm_fbdev_destroy(struct drm_device *dev,
> struct exynos_drm_gem *exynos_gem = exynos_fbd->exynos_gem;
> struct drm_framebuffer *fb;
>
> - if (exynos_gem->kvaddr)
> - vunmap(exynos_gem->kvaddr);
> + vunmap(exynos_gem->kvaddr);
>
> /* release drm framebuffer and real buffer */
> if (fb_helper->fb && fb_helper->fb->funcs) {
> --
> 2.9.2
>
> _______________________________________________
> dri-devel mailing list
> dri-devel@lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/dri-devel
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[PATCH] GPU-DRM-Exynos: Delete an unnecessary check before the function call "vunmap" SF Markus Elfring <elfring@users.sourceforge.net> - 2016-07-21 19:50 +0200 Re: [PATCH] GPU-DRM-Exynos: Delete an unnecessary check before the function call "vunmap" Sean Paul <seanpaul@chromium.org> - 2016-07-21 20:10 +0200
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