Commit 36b347fb authored Apr 05, 2014 by Daniel Vetter

drm/mgag200: Remove unecessary NULL check in bo_unref



ttm_bo_unref unconditionally calls kref_put on it's argument, so the
thing can't be NULL without already causing Oopses.

Spotted by coverity.

Reviewed-by: David Herrmann <dh.herrmann@gmail.com>
Reviewed-by: Ian Romanick <ian.d.romanick@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

parent a798c10f

drivers/gpu/drm/mgag200/mgag200_main.c

+1 −3

Original line number	Diff line number	Diff line
		@@ -322,9 +322,7 @@ static void mgag200_bo_unref(struct mgag200_bo **bo)

		tbo = &((*bo)->bo);
		ttm_bo_unref(&tbo);
		if (tbo == NULL)
		*bo = NULL;

		}

		void mgag200_gem_free_object(struct drm_gem_object *obj)