From 474824a13fe578e241ce61e8bf4305e647eb8595 Mon Sep 17 00:00:00 2001
From: Daniel Kang <daniel.d.kang@gmail.com>
Date: Thu, 6 Jan 2011 21:03:27 -0500
Subject: [PATCH] Add check for pcm files.

---
 libavcodec/pcm.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/libavcodec/pcm.c b/libavcodec/pcm.c
index b6b49dc..992189f 100644
--- a/libavcodec/pcm.c
+++ b/libavcodec/pcm.c
@@ -294,8 +294,8 @@ static int pcm_decode_frame(AVCodecContext *avctx,

     n = avctx->channels * sample_size;

-    if(n && buf_size % n){
-        if (buf_size < n) {
+    if((n == 0)||(n && buf_size % n)){
+        if ((n == 0) || (buf_size < n)) {
             av_log(avctx, AV_LOG_ERROR, "invalid PCM packet\n");
             return -1;
         }else
--
1.7.2.2