drm/gem: remove bogus NULL check from drm_gem_object_handle_unreference_unlocked

Calling this function with a NULL object is simply a bug, so papering
over a NULL object not a good idea.

Change-Id: I412d7ced57a75fd5281d05d584092df9bc420408
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Dave Airlie <airlied@redhat.com>

diff --git a/drivers/gpu/drm/drm_gem.c b/drivers/gpu/drm/drm_gem.c
index ee2413a..b111c61 100644 (file)
--- a/drivers/gpu/drm/drm_gem.c
+++ b/drivers/gpu/drm/drm_gem.c
@@ -247,9 +247,6 @@ static void drm_gem_object_handle_free(struct drm_gem_object *obj)
 void
 drm_gem_object_handle_unreference_unlocked(struct drm_gem_object *obj)
 {
-       if (obj == NULL)
-               return;
-
        if (atomic_read(&obj->handle_count) == 0)
                return;