From f23938f5b799e8859693aec1ce55ef04490c6aab Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Wed, 29 Oct 2008 00:16:50 +0000 Subject: Check sub_packet_size against 0 to avoid div by zero later. Fixes issue473 Originally committed as revision 15739 to svn://svn.ffmpeg.org/ffmpeg/trunk --- libavformat/rmdec.c | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'libavformat') diff --git a/libavformat/rmdec.c b/libavformat/rmdec.c index 8442957400..9db09e1ed9 100644 --- a/libavformat/rmdec.c +++ b/libavformat/rmdec.c @@ -138,6 +138,11 @@ static int rm_read_audio_stream_info(AVFormatContext *s, AVStream *st, return -1; } + if(sub_packet_size <= 0){ + av_log(s, AV_LOG_ERROR, "sub_packet_size is invalid\n"); + return -1; + } + if (!strcmp(buf, "cook")) st->codec->codec_id = CODEC_ID_COOK; else if (!strcmp(buf, "sipr")) st->codec->codec_id = CODEC_ID_SIPR; else st->codec->codec_id = CODEC_ID_ATRAC3; -- cgit v1.2.3