[FFmpeg-cvslog] avcodec/videotoolbox: use early return in videotoolbox_default_free

[Aman Gupta]

ffmpeg | branch: master | Aman Gupta <aman at tmm1.net> | Fri Nov 10 11:59:05 2017 -0800| [631296ff9922a6971de41640a0d937b1a2a52393] | committer: Aman Gupta

avcodec/videotoolbox: use early return in videotoolbox_default_free

Cosmetic change only.

Signed-off-by: Aman Gupta <aman at tmm1.net>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=631296ff9922a6971de41640a0d937b1a2a52393
---

 libavcodec/videotoolbox.c | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/libavcodec/videotoolbox.c b/libavcodec/videotoolbox.c
index f0790e7353..5011f5201d 100644
--- a/libavcodec/videotoolbox.c
+++ b/libavcodec/videotoolbox.c
@@ -849,15 +849,15 @@ static int videotoolbox_default_init(AVCodecContext *avctx)
 static void videotoolbox_default_free(AVCodecContext *avctx)
 {
     AVVideotoolboxContext *videotoolbox = videotoolbox_get_context(avctx);
+    if (!videotoolbox)
+        return;
 
-    if (videotoolbox) {
-        if (videotoolbox->cm_fmt_desc)
-            CFRelease(videotoolbox->cm_fmt_desc);
+    if (videotoolbox->cm_fmt_desc)
+        CFRelease(videotoolbox->cm_fmt_desc);
 
-        if (videotoolbox->session) {
-            VTDecompressionSessionInvalidate(videotoolbox->session);
-            CFRelease(videotoolbox->session);
-        }
+    if (videotoolbox->session) {
+        VTDecompressionSessionInvalidate(videotoolbox->session);
+        CFRelease(videotoolbox->session);
     }
 }