[FFmpeg-devel] [PATCH]Don't try to read total track number if data atom is too short
Carl Eugen Hoyos
cehoyos at ag.or.at
Thu Nov 17 01:10:51 CET 2011
Hi!
Attached patch fixes ticket #659 for me.
Please review, Carl Eugen
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diff --git a/libavformat/mov.c b/libavformat/mov.c
index 668ff89..e940427 100644
--- a/libavformat/mov.c
+++ b/libavformat/mov.c
@@ -87,10 +87,11 @@ static int mov_metadata_track_or_disc_number(MOVContext *c, AVIOContext *pb,
{
char buf[16];
- short current, total;
+ short current, total = 0;
avio_rb16(pb); // unknown
current = avio_rb16(pb);
- total = avio_rb16(pb);
+ if (len >= 6)
+ total = avio_rb16(pb);
if (!total)
snprintf(buf, sizeof(buf), "%d", current);
else
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