Fixes ticket #8295.
Signed-off-by: Andreas Rheinhardt <andreas.rheinha...@gmail.com>
---
libavformat/nutenc.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/libavformat/nutenc.c b/libavformat/nutenc.c
index e9a3bb49db..4d10e70e9e 100644
--- a/libavformat/nutenc.c
+++ b/libavformat/nutenc.c
@@ -1170,8 +1170,11 @@ static int nut_write_trailer(AVFormatContext *s)
while (nut->header_count < 3)
write_headers(s, bc);
+ if (!nut->sp_count)
+ return 0;
+
ret = avio_open_dyn_buf(&dyn_bc);
- if (ret >= 0 && nut->sp_count) {
+ if (ret >= 0) {
av_assert1(nut->write_index); // sp_count should be 0 if no index is
going to be written
write_index(nut, dyn_bc);
put_packet(nut, bc, dyn_bc, 1, INDEX_STARTCODE);
--
2.20.1
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