[FFmpeg-cvslog] sctp: dont abort on invalid input

[Michael Niedermayer]

ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Mon Dec 17 01:53:35 2012 +0100| [2e59142fa9a0db5fab8aa2e676ba524f61280b83] | committer: Michael Niedermayer

sctp: dont abort on invalid input

Fixes Ticket1865

Signed-off-by: Michael Niedermayer <michaelni at gmx.at>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=2e59142fa9a0db5fab8aa2e676ba524f61280b83
---

 libavformat/sctp.c |    6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/libavformat/sctp.c b/libavformat/sctp.c
index 7fbc11f..2fd5400 100644
--- a/libavformat/sctp.c
+++ b/libavformat/sctp.c
@@ -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);