From c5371f775ca13cee114eea2d17e59af5a436a125 Mon Sep 17 00:00:00 2001
From: Michael Niedermayer <michaelni@gmx.at>
Date: Sat, 19 May 2012 22:22:45 +0200
Subject: [PATCH] mpegaudidec: 10l forgot buf_size

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
---
 libavcodec/mpegaudiodec.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/libavcodec/mpegaudiodec.c b/libavcodec/mpegaudiodec.c
index 8635d4781a..64cbba8e44 100644
--- a/libavcodec/mpegaudiodec.c
+++ b/libavcodec/mpegaudiodec.c
@@ -1637,8 +1637,10 @@ static int decode_frame(AVCodecContext * avctx, void *data, int *got_frame_ptr,
     uint32_t header;
     int out_size;
 
-    while(buf_size && !*buf)
+    while(buf_size && !*buf){
         buf++;
+        buf_size--;
+    }
 
     if (buf_size < HEADER_SIZE)
         return AVERROR_INVALIDDATA;