From c89c1d2542401b40c6ede6ed3ff4f323c3a85de8 Mon Sep 17 00:00:00 2001
From: Mike Melanson <mike@multimedia.cx>
Date: Sat, 31 Jan 2004 17:30:28 +0000
Subject: [PATCH] handle 0-length buffers
Originally committed as revision 2731 to svn://svn.ffmpeg.org/ffmpeg/trunk
---
libavcodec/dpcm.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/libavcodec/dpcm.c b/libavcodec/dpcm.c
index ef4ccf88609..b59a9cd6b8e 100644
--- a/libavcodec/dpcm.c
+++ b/libavcodec/dpcm.c
@@ -125,6 +125,9 @@ static int dpcm_decode_frame(AVCodecContext *avctx,
unsigned char byte;
short diff;
+ if (!buf_size)
+ return 0;
+
switch(avctx->codec->id) {
case CODEC_ID_ROQ_DPCM:
--
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