avformat/matroskaenc: Fix memleak upon encountering bogus chapter

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com> (cherry picked from commit cb255b616cf1ebc6bc89b3538b6b7465dc2c526b) Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
2020-04-27 05:42:09 +02:00 · 2020-04-27 05:42:09 +02:00 · 7b80a7e498
commit 7b80a7e498
parent f17200f600
1 changed files with 1 additions and 0 deletions
--- a/libavformat/matroskaenc.c
+++ b/libavformat/matroskaenc.c
@ -1457,6 +1457,7 @@ static int mkv_write_chapters(AVFormatContext *s)
            av_log(s, AV_LOG_ERROR,
                   "Invalid chapter start (%"PRId64") or end (%"PRId64").\n",
                   chapterstart, chapterend);
+            ffio_free_dyn_buf(&dyn_cp);
            return AVERROR_INVALIDDATA;
        }