[PATCH] GPU-DRM-Exynos: Delete an unnecessary check before the function call "vunmap"

[SF Markus Elfring]

From: Markus Elfring 
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 
---
 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

[PATCH] GPU-DRM-Exynos: Delete an unnecessary check before the function call "vunmap"

[Sean Paul]

On Thu, Jul 21, 2016 at 1:42 PM, SF Markus Elfring
 wrote:
> From: Markus Elfring 
> 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 

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
>
> ___
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