[FFmpeg-cvslog] avformat/av1: Fix leak of dynamic buffer in case of parsing failure

[Andreas Rheinhardt]

ffmpeg | branch: release/4.2 | Andreas Rheinhardt <andreas.rheinhardt at gmail.com> | Thu Nov 21 07:17:19 2019 +0100| [40123639fe7edc2cbd42f2b1ffb9d072131be5ad] | committer: James Almer

avformat/av1: Fix leak of dynamic buffer in case of parsing failure

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt at gmail.com>
Signed-off-by: James Almer <jamrial at gmail.com>
(cherry picked from commit 27c6c925344e00c1a72ba8bb2b5cdd32cb1a2655)

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=40123639fe7edc2cbd42f2b1ffb9d072131be5ad
---

 libavformat/av1.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/libavformat/av1.c b/libavformat/av1.c
index b36c5e44ba..03669dfd2a 100644
--- a/libavformat/av1.c
+++ b/libavformat/av1.c
@@ -26,6 +26,7 @@
 #include "libavcodec/put_bits.h"
 #include "av1.h"
 #include "avio.h"
+#include "avio_internal.h"
 
 int ff_av1_filter_obus(AVIOContext *pb, const uint8_t *buf, int size)
 {
@@ -67,8 +68,10 @@ int ff_av1_filter_obus_buf(const uint8_t *buf, uint8_t **out, int *size)
         return ret;
 
     ret = ff_av1_filter_obus(pb, buf, *size);
-    if (ret < 0)
+    if (ret < 0) {
+        ffio_free_dyn_buf(&pb);
         return ret;
+    }
 
     av_freep(out);
     *size = avio_close_dyn_buf(pb, out);