ffplay: Fix invalid array index

Found-by: Thomas Guilbert <tguilbert@google.com> Fixes: clusterfuzz_usan-2016-08-02 Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
8 years ago · 6cd9a8b67a
parent 8916ad956a
commit 6cd9a8b67a
1 changed files with 1 additions and 1 deletions
--- a/ffplay.c
+++ b/ffplay.c
@ -2936,7 +2936,7 @@ static int read_thread(void *arg)
        AVStream *st = ic->streams[i];
        enum AVMediaType type = st->codecpar->codec_type;
        st->discard = AVDISCARD_ALL;
-        if (wanted_stream_spec[type] && st_index[type] == -1)
+        if (type >= 0 && wanted_stream_spec[type] && st_index[type] == -1)
            if (avformat_match_stream_specifier(ic, st, wanted_stream_spec[type]) > 0)
                st_index[type] = i;
    }