[SCM] libav/experimental: fix segfault with http://samples.mplayerhq.hu/nsv/nsv_samples/ot171_novideo.nsv.bz2 bug introduced in r8466 closes issue179

[siretart at users.alioth.debian.org]

The following commit has been merged in the experimental branch:
commit 638f489ccdab61ab2019601c6f7ec58ecaedc18d
Author: Michael Niedermayer <michaelni at gmx.at>
Date:   Sat Sep 22 08:55:17 2007 +0000

    fix segfault with http://samples.mplayerhq.hu/nsv/nsv_samples/ot171_novideo.nsv.bz2
    bug introduced in r8466
    closes issue179
    
    Originally committed as revision 10544 to svn://svn.ffmpeg.org/ffmpeg/trunk

diff --git a/libavformat/nsvdec.c b/libavformat/nsvdec.c
index d0ba839..88187f2 100644
--- a/libavformat/nsvdec.c
+++ b/libavformat/nsvdec.c
@@ -609,6 +609,7 @@ null_chunk_retry:
             PRINT(("NSV video: [%d] = %02x\n", i, pkt->data[i]));
 */
     }
+    if(st[NSV_ST_VIDEO])
     ((NSVStream*)st[NSV_ST_VIDEO]->priv_data)->frame_offset++;
 
     if (asize/*st[NSV_ST_AUDIO]*/) {

-- 
Libav/FFmpeg packaging