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| author | Reimar Döffinger <Reimar.Doeffinger@gmx.de> | 2009-07-06 17:08:32 +0000 |
|---|---|---|
| committer | Reimar Döffinger <Reimar.Doeffinger@gmx.de> | 2009-07-06 17:08:32 +0000 |
| commit | 96f0731a26cd417f4dc113fe7324c276e60a99bd (patch) | |
| tree | 02d19be853630b433f3627eea0500215d49e2849 | |
| parent | 4f76697b3e251e6fc24ef55349a69670c0193657 (diff) | |
| download | ffmpeg-96f0731a26cd417f4dc113fe7324c276e60a99bd.tar.gz | |
Check for packet_length 0, it is already treated as invalid by the padding check,
but that resulted in a confusing/wrong error message.
Originally committed as revision 19361 to svn://svn.ffmpeg.org/ffmpeg/trunk
| -rw-r--r-- | libavformat/asfdec.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavformat/asfdec.c b/libavformat/asfdec.c index 373be28223..9f445ecc4f 100644 --- a/libavformat/asfdec.c +++ b/libavformat/asfdec.c @@ -633,7 +633,7 @@ static int ff_asf_get_packet(AVFormatContext *s, ByteIOContext *pb) DO_2BITS(asf->packet_flags >> 3, padsize, 0); // padding length //the following checks prevent overflows and infinite loops - if(packet_length >= (1U<<29)){ + if(!packet_length || packet_length >= (1U<<29)){ av_log(s, AV_LOG_ERROR, "invalid packet_length %d at:%"PRId64"\n", packet_length, url_ftell(pb)); return -1; } |