drm/etnaviv: Delete unnecessary checks before two function calls

The functions drm_gem_object_unreference_unlocked() and vunmap() perform
also input parameter validation.
Thus the tests around their calls are not needed.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
[seanpaul tweaked subject]
Signed-off-by: Sean Paul <seanpaul@chromium.org>
Link: http://patchwork.freedesktop.org/patch/msgid/9638cd74-ffc5-d9ee-a40c-9b60e860ad8b@users.sourceforge.net

diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gem.c b/drivers/gpu/drm/etnaviv/etnaviv_gem.c
index df9bcbab922f359bd1837f5b3a5fde457e827457..356056ab63d7f10aef0de6c6f48ed9834ef49e43 100644 (file)
--- a/drivers/gpu/drm/etnaviv/etnaviv_gem.c
+++ b/drivers/gpu/drm/etnaviv/etnaviv_gem.c
@@ -535,8 +535,7 @@ void etnaviv_gem_describe_objects(struct etnaviv_drm_private *priv,
 
 static void etnaviv_gem_shmem_release(struct etnaviv_gem_object *etnaviv_obj)
 {
-       if (etnaviv_obj->vaddr)
-               vunmap(etnaviv_obj->vaddr);
+       vunmap(etnaviv_obj->vaddr);
        put_pages(etnaviv_obj);
 }
 
@@ -670,9 +669,7 @@ static struct drm_gem_object *__etnaviv_gem_new(struct drm_device *dev,
        return obj;
 
 fail:
-       if (obj)
-               drm_gem_object_unreference_unlocked(obj);
-
+       drm_gem_object_unreference_unlocked(obj);
        return ERR_PTR(ret);
 }