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authorMartin Storsjö <martin@martin.st>2012-10-06 02:24:07 +0300
committerMartin Storsjö <martin@martin.st>2012-10-06 13:05:30 +0300
commiteb2f391018facf1e31e88800f3109b382da3f59c (patch)
treec10bf7ef3c94df886b0049cf3c3b752c552e1fa8 /libavformat/smoothstreamingenc.c
parentd3a72becc6371563185a509b94f5daf32ddbb485 (diff)
smoothstreamingenc: Check the output UrlContext before accessing it
This code can be called with a NULL UrlContext if writing of the trailer involves seeking. Signed-off-by: Martin Storsjö <martin@martin.st>
Diffstat (limited to 'libavformat/smoothstreamingenc.c')
-rw-r--r--libavformat/smoothstreamingenc.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/libavformat/smoothstreamingenc.c b/libavformat/smoothstreamingenc.c
index 339a9bb08d..7ee640a931 100644
--- a/libavformat/smoothstreamingenc.c
+++ b/libavformat/smoothstreamingenc.c
@@ -108,7 +108,8 @@ static int64_t ism_seek(void *opaque, int64_t offset, int whence)
os->tail_out = NULL;
}
if (offset >= os->cur_start_pos) {
- ffurl_seek(os->out, offset - os->cur_start_pos, SEEK_SET);
+ if (os->out)
+ ffurl_seek(os->out, offset - os->cur_start_pos, SEEK_SET);
os->cur_pos = offset;
return offset;
}