Mesa (master): vc4: Fix memory leak from simple_list conversion.

[Eric Anholt]

Module: Mesa
Branch: master
Commit: dc1fbad2eb5454ed36a066d2a69b575cd5a8abaf
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=dc1fbad2eb5454ed36a066d2a69b575cd5a8abaf

Author: Eric Anholt <eric at anholt.net>
Date:   Wed Jun 17 23:49:19 2015 -0700

vc4: Fix memory leak from simple_list conversion.

I accidentally shadowed the outside declaration, so we always returned
NULL even when we'd found something in the cache.

---

 src/gallium/drivers/vc4/vc4_bufmgr.c |    5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/src/gallium/drivers/vc4/vc4_bufmgr.c b/src/gallium/drivers/vc4/vc4_bufmgr.c
index eef7e9d..cbdb9e8 100644
--- a/src/gallium/drivers/vc4/vc4_bufmgr.c
+++ b/src/gallium/drivers/vc4/vc4_bufmgr.c
@@ -87,9 +87,8 @@ vc4_bo_from_cache(struct vc4_screen *screen, uint32_t size, const char *name)
         struct vc4_bo *bo = NULL;
         pipe_mutex_lock(cache->lock);
         if (!list_empty(&cache->size_list[page_index])) {
-                struct vc4_bo *bo = LIST_ENTRY(struct vc4_bo,
-                                               cache->size_list[page_index].next,
-                                               size_list);
+                bo = LIST_ENTRY(struct vc4_bo, cache->size_list[page_index].next,
+                                size_list);
 
                 /* Check that the BO has gone idle.  If not, then we want to
                  * allocate something new instead, since we assume that the