[FFmpeg-cvslog] lavc/qsv: fix a memory leak in ff_qsv_set_display_handle()

[Zhong Li]

ffmpeg | branch: master | Zhong Li <zhong.li at intel.com> | Sun Sep 29 16:01:06 2019 +0800| [6f0dd6b4ab6536ef0506c121263de15a0be64d5d] | committer: Zhong Li

lavc/qsv: fix a memory leak in ff_qsv_set_display_handle()

Reported-by: Linjie Fu <linjie.fu at intel.com>
Signed-off-by: Zhong Li <zhong.li at intel.com>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=6f0dd6b4ab6536ef0506c121263de15a0be64d5d
---

 libavcodec/qsv.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/libavcodec/qsv.c b/libavcodec/qsv.c
index 994c9ebcb0..a43f0d5c5a 100644
--- a/libavcodec/qsv.c
+++ b/libavcodec/qsv.c
@@ -838,6 +838,8 @@ int ff_qsv_close_internal_session(QSVSession *qs)
     if (qs->va_device_ctx) {
         qs->va_device_ctx->free(qs->va_device_ctx);
     }
+
+    av_buffer_unref(&qs->va_device_ref);
 #endif
     return 0;
 }