avformat/dfa: Fix packet leak on error

Fixes: 07fa81f300736485e585b63e7b1cd155/signal_sigabrt_7ffff6ae7cb7_16_94ee815791a1357826524072db5bc2dc.dfa Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
9 years ago · c71999ef97
parent 71f73ee325
commit c71999ef97
1 changed files with 1 additions and 0 deletions
--- a/libavformat/dfa.c
+++ b/libavformat/dfa.c
@ -101,6 +101,7 @@ static int dfa_read_packet(AVFormatContext *s, AVPacket *pkt)
        frame_size = AV_RL32(pkt->data + pkt->size - 8);
        if (frame_size > INT_MAX - 4) {
            av_log(s, AV_LOG_ERROR, "Too large chunk size: %"PRIu32"\n", frame_size);
+            av_packet_unref(pkt);
            return AVERROR(EIO);
        }
        if (AV_RL32(pkt->data + pkt->size - 12) == MKTAG('E', 'O', 'F', 'R')) {