From: Prarit Bhargava <prarit@redhat.com>
Date: Fri, 13 Sep 2013 12:33:34 +0000 (-0400)
Subject: drm, ttm Fix uninitialized warning
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=bcf73a10837e9695f5ca7e3e65bf6ce850692d41;p=GitHub%2Fexynos8895%2Fandroid_kernel_samsung_universal8895.git

drm, ttm Fix uninitialized warning

Fix uninitialized warning.

drivers/gpu/drm/ttm/ttm_object.c: In function ‘ttm_base_object_lookup’:
drivers/gpu/drm/ttm/ttm_object.c:213:10: error: ‘base’ may be used uninitialized in this function [-Werror=maybe-uninitialized]
  kref_put(&base->refcount, ttm_release_base);
          ^
drivers/gpu/drm/ttm/ttm_object.c:221:26: note: ‘base’ was declared here
  struct ttm_base_object *base;

Signed-off-by: Prarit Bhargava <prarit@redhat.com>
Reviewed-by: Rob Clark <robdclark@gmail.com>
Reviewed-by: David Herrmann <dh.herrmann@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
---

diff --git a/drivers/gpu/drm/ttm/ttm_object.c b/drivers/gpu/drm/ttm/ttm_object.c
index 58a5f3261c0b..a868176c258a 100644
--- a/drivers/gpu/drm/ttm/ttm_object.c
+++ b/drivers/gpu/drm/ttm/ttm_object.c
@@ -218,7 +218,7 @@ struct ttm_base_object *ttm_base_object_lookup(struct ttm_object_file *tfile,
 					       uint32_t key)
 {
 	struct ttm_object_device *tdev = tfile->tdev;
-	struct ttm_base_object *base;
+	struct ttm_base_object *uninitialized_var(base);
 	struct drm_hash_item *hash;
 	int ret;