From aa74810fc6b9afe21c9be3725e3d078d10633670 Mon Sep 17 00:00:00 2001
From: Piotr Bandurski <ami_stuff@o2.pl>
Date: Tue, 9 Jul 2013 19:29:26 +0200
Subject: [PATCH] bitstream: fix a crash in case of oom

fixes ticket #2766

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
---
 libavcodec/bitstream.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/libavcodec/bitstream.c b/libavcodec/bitstream.c
index 23bea43ac7..bbd9491ca0 100644
--- a/libavcodec/bitstream.c
+++ b/libavcodec/bitstream.c
@@ -299,6 +299,8 @@ int ff_init_vlc_sparse(VLC *vlc, int nb_bits, int nb_codes,
     av_dlog(NULL, "build table nb_codes=%d\n", nb_codes);
 
     buf = av_malloc((nb_codes + 1) * sizeof(VLCcode));
+    if (!buf)
+        return AVERROR(ENOMEM);
 
     av_assert0(symbols_size <= 2 || !symbols);
     j = 0;