From: Grigori Goronzy <greg@blackbox>
Date: Mon, 27 Jun 2011 17:52:53 +0000 (+0200)
Subject: cache: safer ass_cache_stats
X-Git-Tag: 0.10.0~71
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=6d24b594428cacbfc2b12e36f664710643d05789;p=libass

cache: safer ass_cache_stats
---

diff --git a/libass/ass_cache.c b/libass/ass_cache.c
index 8d42e61..6c34539 100644
--- a/libass/ass_cache.c
+++ b/libass/ass_cache.c
@@ -276,10 +276,14 @@ int ass_cache_empty(Cache *cache, size_t max_size)
 void ass_cache_stats(Cache *cache, size_t *size, unsigned *hits,
                      unsigned *misses, unsigned *count)
 {
-    *size = cache->cache_size;
-    *hits = cache->hits;
-    *misses = cache->misses;
-    *count = cache->items;
+    if (size)
+        *size = cache->cache_size;
+    if (hits)
+        *hits = cache->hits;
+    if (misses)
+        *misses = cache->misses;
+    if (count)
+        *count = cache->items;
 }
 
 void ass_cache_done(Cache *cache)