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avformat: don't crash API users when demuxing mp4 

This code is one big chunk of WTF.

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
wm4 2015-07-14 21:08:24 +02:00 committed by Michael Niedermayer
parent b90b6af710
commit 130a8e0eef
1 changed files with 1 additions and 1 deletions
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libavformat/utils.c
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@ -1788,7 +1788,7 @@ void ff_configure_buffers_for_index(AVFormatContext *s, int64_t time_tolerance)
//We could use URLProtocol flags here but as many user applications do not use URLProtocols this would be unreliable
const char *proto = avio_find_protocol_name(s->filename);
if (!(strcmp(proto, "file") && strcmp(proto, "pipe") && strcmp(proto, "cache")))
if (proto && !(strcmp(proto, "file") && strcmp(proto, "pipe") && strcmp(proto, "cache")))
return;
for (ist1 = 0; ist1 < s->nb_streams; ist1++) {