Re: [PATCH 1/1] GPU-DRM-MSM: Deletion of unnecessary checks before two function calls

Rob Clark
2014-12-01T16:14:35Z

btw, I have these two queued up on msm-next, thanks

BR,
-R

On Tue, Nov 25, 2014 at 8:33 AM, SF Markus Elfring
<elfring@users.sourceforge.net> wrote:
> From: Markus Elfring <elfring@users.sourceforge.net>
> Date: Tue, 25 Nov 2014 14:30:28 +0100
>
> The functions framebuffer_release() and vunmap() perform 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>
> ---
> drivers/gpu/drm/msm/msm_fbdev.c | 3 +--
> drivers/gpu/drm/msm/msm_gem.c | 3 +--
> 2 files changed, 2 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/gpu/drm/msm/msm_fbdev.c b/drivers/gpu/drm/msm/msm_fbdev.c
> index ab5bfd2..fd5a6f3 100644
> --- a/drivers/gpu/drm/msm/msm_fbdev.c
> +++ b/drivers/gpu/drm/msm/msm_fbdev.c
> @@ -193,8 +193,7 @@ fail_unlock:
> fail:
>
> if (ret) {
> - if (fbi)
> - framebuffer_release(fbi);
> + framebuffer_release(fbi);
> if (fb) {
> drm_framebuffer_unregister_private(fb);
> drm_framebuffer_remove(fb);
> diff --git a/drivers/gpu/drm/msm/msm_gem.c b/drivers/gpu/drm/msm/msm_gem.c
> index 4b1b82a..157cf21 100644
> --- a/drivers/gpu/drm/msm/msm_gem.c
> +++ b/drivers/gpu/drm/msm/msm_gem.c
> @@ -543,8 +543,7 @@ void msm_gem_free_object(struct drm_gem_object *obj)
> drm_free_large(msm_obj->pages);
>
> } else {
> - if (msm_obj->vaddr)
> - vunmap(msm_obj->vaddr);
> + vunmap(msm_obj->vaddr);
> put_pages(obj);
> }
>
> --
> 2.1.3
>
> --
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