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sctp: dont abort on invalid input

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Fixes Ticket1865

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2012-12-17 01:53:35 +01:00
parent d28dfa2d42
commit 2e59142fa9
1 changed files with 4 additions and 2 deletions
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6
libavformat/sctp.c
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@ -296,8 +296,10 @@ static int sctp_write(URLContext *h, const uint8_t *buf, int size)
/*StreamId is introduced as a 2byte code into the stream*/
struct sctp_sndrcvinfo info = { 0 };
info.sinfo_stream = AV_RB16(buf);
if (info.sinfo_stream > s->max_streams)
abort();
if (info.sinfo_stream > s->max_streams) {
av_log(h, AV_LOG_ERROR, "bad input data\n");
return AVERROR(EINVAL);
}
ret = ff_sctp_send(s->fd, buf + 2, size - 2, &info, MSG_EOR);
} else
ret = send(s->fd, buf, size, 0);