cso: possible null pointer dereference

reported by clang static analyzer
2009-06-20 21:25:47 -04:00 · 2009-06-20 21:25:47 -04:00 · f311893bf4
parent 4873031e29
commit f311893bf4
1 changed files with 4 additions and 0 deletions
--- a/src/gallium/auxiliary/cso_cache/cso_cache.c
+++ b/src/gallium/auxiliary/cso_cache/cso_cache.c
@ -361,6 +361,10 @@ void cso_for_each_state(struct cso_cache *sc, enum cso_cache_type type,
 void cso_cache_delete(struct cso_cache *sc)
 {
   assert(sc);
+
+   if (!sc)
+      return;
+
   /* delete driver data */
   cso_for_each_state(sc, CSO_BLEND, delete_blend_state, 0);
   cso_for_each_state(sc, CSO_DEPTH_STENCIL_ALPHA, delete_depth_stencil_state, 0);