From eab022d863c8505ce7786c82f0e0c3a8f4eeb4bd Mon Sep 17 00:00:00 2001
From: Michael Niedermayer <michaelni@gmx.at>
Date: Tue, 13 Nov 2012 19:48:03 +0100
Subject: [PATCH] mpegts: prevent freeing ones own section in pat_cb

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
---
 libavformat/mpegts.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/libavformat/mpegts.c b/libavformat/mpegts.c
index 946e31ab7b..9e3f3420d7 100644
--- a/libavformat/mpegts.c
+++ b/libavformat/mpegts.c
@@ -1594,6 +1594,9 @@ static void pat_cb(MpegTSFilter *filter, const uint8_t *section, int section_len
             break;
         pmt_pid &= 0x1fff;
 
+        if (pmt_pid == ts->current_pid)
+            break;
+
         av_dlog(ts->stream, "sid=0x%x pid=0x%x\n", sid, pmt_pid);
 
         if (sid == 0x0000) {