From a90de11dba816f57d01cf10b02eaaf90de24d5bb Mon Sep 17 00:00:00 2001
From: Patrik Kullman <patrik@yes.nu>
Date: Sat, 21 Feb 2009 20:38:27 +0000
Subject: [PATCH] Check return value of posix_memalign and explicitly set
 pointer to NULL if it fails, patch by Patrik Kullman, patrik yes nu.

Originally committed as revision 17495 to svn://svn.ffmpeg.org/ffmpeg/trunk
---
 libavutil/mem.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/libavutil/mem.c b/libavutil/mem.c
index f21e918e15..741450b53f 100644
--- a/libavutil/mem.c
+++ b/libavutil/mem.c
@@ -63,7 +63,8 @@ void *av_malloc(unsigned int size)
     ptr = (char*)ptr + diff;
     ((char*)ptr)[-1]= diff;
 #elif HAVE_POSIX_MEMALIGN
-    posix_memalign(&ptr,16,size);
+    if (posix_memalign(&ptr,16,size))
+        ptr = NULL;
 #elif HAVE_MEMALIGN
     ptr = memalign(16,size);
     /* Why 64?