diff mbox

drm/tegra: Delete an unnecessary check before the function call "vunmap"

Message ID b3fbdcaf-1bda-7ce9-935b-2d716727ec39@users.sourceforge.net
State Deferred
Headers show

Commit Message

SF Markus Elfring July 16, 2016, 5:30 a.m. UTC 
From: Markus Elfring <elfring@users.sourceforge.net>
Date: Sat, 16 Jul 2016 07:23:42 +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>
---
 drivers/gpu/drm/tegra/fb.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/drivers/gpu/drm/tegra/fb.c b/drivers/gpu/drm/tegra/fb.c
index 1b12aa7..e6d71fa 100644
--- a/drivers/gpu/drm/tegra/fb.c
+++ b/drivers/gpu/drm/tegra/fb.c
@@ -68,7 +68,7 @@  static void tegra_fb_destroy(struct drm_framebuffer *framebuffer)
 		struct tegra_bo *bo = fb->planes[i];
 
 		if (bo) {
-			if (bo->pages && bo->vaddr)
+			if (bo->pages)
 				vunmap(bo->vaddr);
 
 			drm_gem_object_unreference_unlocked(&bo->gem);