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authorDaniel Vetter <daniel.vetter@ffwll.ch>2014-04-05 12:09:36 +0400
committerDaniel Vetter <daniel.vetter@ffwll.ch>2014-04-22 17:39:06 +0400
commit275c63222761255e5a34eac8327ea65a10fdd8d4 (patch)
treec9cdab974c0843e0d53b0f2342b308affd0b183f /drivers/gpu/drm/cirrus
parent4cb8802e28c14a4b34827154ab1537bbde796cc2 (diff)
downloadlinux-275c63222761255e5a34eac8327ea65a10fdd8d4.tar.xz
drm/cirrus: Remove unnecessary 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>
Diffstat (limited to 'drivers/gpu/drm/cirrus')
-rw-r--r--drivers/gpu/drm/cirrus/cirrus_main.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/drivers/gpu/drm/cirrus/cirrus_main.c b/drivers/gpu/drm/cirrus/cirrus_main.c
index 4b0170cf53fd..b119f66fed92 100644
--- a/drivers/gpu/drm/cirrus/cirrus_main.c
+++ b/drivers/gpu/drm/cirrus/cirrus_main.c
@@ -264,9 +264,7 @@ static void cirrus_bo_unref(struct cirrus_bo **bo)
tbo = &((*bo)->bo);
ttm_bo_unref(&tbo);
- if (tbo == NULL)
- *bo = NULL;
-
+ *bo = NULL;
}
void cirrus_gem_free_object(struct drm_gem_object *obj)