[FFmpeg-cvslog] avutil/tx: remove deadcode of the control flow

[Steven Liu]

ffmpeg | branch: master | Steven Liu <liuqi05 at kuaishou.com> | Fri Jan 28 10:08:17 2022 +0800| [f0044d886f0e02789976b786b9cc85c4dffa4da7] | committer: Lynne

avutil/tx: remove deadcode of the control flow

Fix CID: 1497864
The control flow should return ENOSYS if nb_cd_matches is 0 at before
and the ret equal AVERROR(ENOMEM) or goto end label, so remove the last
control flow if (ret >= 0) before end label.

Signed-off-by: Steven Liu <liuqi05 at kuaishou.com>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=f0044d886f0e02789976b786b9cc85c4dffa4da7
---

 libavutil/tx.c | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/libavutil/tx.c b/libavutil/tx.c
index 2897f3bd35..50616adba7 100644
--- a/libavutil/tx.c
+++ b/libavutil/tx.c
@@ -601,9 +601,6 @@ av_cold int ff_tx_init_subtx(AVTXContext *s, enum AVTXType type,
 
     av_free(sub);
 
-    if (ret >= 0)
-        ret = AVERROR(ENOSYS);
-
 end:
     av_free(cd_matches);
     return ret;