[FFmpeg-cvslog] avformat/rtsp: Use rtsp_st->stream_index

[Michael Niedermayer]

ffmpeg | branch: release/3.4 | Michael Niedermayer <michael at niedermayer.cc> | Thu Oct 19 22:07:36 2023 +0200| [7b3534186a2116e2232ae38e1806cfc79f0b9478] | committer: Michael Niedermayer

avformat/rtsp: Use rtsp_st->stream_index

Fixes: out of array access
Fixes: rtpdec_h264.c149/poc

Found-by: Hardik Shah of Vehere
Reviewed-by: Martin Storsjö <martin at martin.st>
Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>
(cherry picked from commit e4d5ac8d7d2a08658b3db7dd821246fe6b35381f)
Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=7b3534186a2116e2232ae38e1806cfc79f0b9478
---

 libavformat/rtsp.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavformat/rtsp.c b/libavformat/rtsp.c
index fea40e59fb..9532155c74 100644
--- a/libavformat/rtsp.c
+++ b/libavformat/rtsp.c
@@ -370,7 +370,7 @@ static void parse_fmtp(AVFormatContext *s, RTSPState *rt,
         if (rtsp_st->sdp_payload_type == payload_type &&
             rtsp_st->dynamic_handler &&
             rtsp_st->dynamic_handler->parse_sdp_a_line) {
-            rtsp_st->dynamic_handler->parse_sdp_a_line(s, i,
+            rtsp_st->dynamic_handler->parse_sdp_a_line(s, rtsp_st->stream_index,
                 rtsp_st->dynamic_protocol_context, line);
         }
     }