segfault fix

Originally committed as revision 4079 to svn://svn.ffmpeg.org/ffmpeg/trunk

segfault fix
Originally committed as revision 4079 to svn://svn.ffmpeg.org/ffmpeg/trunk
d46db490 · Michael Niedermayer · 3ce16b30 · d46db490
Commit d46db490 authored Mar 24, 2005 by Michael Niedermayer
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avidec.c libavformat/avidec.c +1 -1

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--- a/libavformat/avidec.c
+++ b/libavformat/avidec.c
@@ -451,7 +451,7 @@ resync:
                    index= av_index_search_timestamp(st, pkt->dts, 0);
                    e= &st->index_entries[index];
                    
-                    if(e->timestamp == ast->frame_offset){
+                    if(index >= 0 && e->timestamp == ast->frame_offset){
                        if (e->flags & AVINDEX_KEYFRAME)
                            pkt->flags |= PKT_FLAG_KEY;
                    }