[FFmpeg-cvslog] avcodec/ac3enc: Fix memleak

[Andreas Rheinhardt]

ffmpeg | branch: release/3.2 | Andreas Rheinhardt <andreas.rheinhardt at gmail.com> | Thu Oct 17 11:11:55 2019 +0200| [bbc9751da67286d27f379dbe3b52ee3b55b0503e] | committer: Michael Niedermayer

avcodec/ac3enc: Fix memleak

Fixes ticket #8294.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt at gmail.com>
(cherry picked from commit 097c917c147661f5378dae8fe3f7e46f43236426)
Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=bbc9751da67286d27f379dbe3b52ee3b55b0503e
---

 libavcodec/ac3enc.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/libavcodec/ac3enc.c b/libavcodec/ac3enc.c
index 032881724b..4d83c398bf 100644
--- a/libavcodec/ac3enc.c
+++ b/libavcodec/ac3enc.c
@@ -2051,7 +2051,8 @@ av_cold int ff_ac3_encode_close(AVCodecContext *avctx)
         av_freep(&block->cpl_coord_mant);
     }
 
-    s->mdct_end(s);
+    if (s->mdct_end)
+        s->mdct_end(s);
 
     return 0;
 }
@@ -2433,7 +2434,7 @@ av_cold int ff_ac3_encode_init(AVCodecContext *avctx)
 
     ret = validate_options(s);
     if (ret)
-        return ret;
+        goto init_fail;
 
     avctx->frame_size = AC3_BLOCK_SIZE * s->num_blocks;
     avctx->initial_padding = AC3_BLOCK_SIZE;