Previously this did a double free (and returned an error).
Reported-by: Justin Ruggles
---
libavutil/mem.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/libavutil/mem.c b/libavutil/mem.c
index 172180e..b84020c 100644
--- a/libavutil/mem.c
+++ b/libavutil/mem.c
@@ -141,6 +141,10 @@ int av_reallocp(void *ptr, size_t size)
void **ptrptr = ptr;
void *ret;
+ if (!size) {
+ av_freep(ptr);
+ return 0;
+ }
ret = av_realloc(*ptrptr, size);
if (!ret) {
--
1.7.9.4
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