ffmpeg | branch: master | Zhao Zhili <quinkbl...@foxmail.com> | Mon Jun 21 
22:32:49 2021 +0800| [30ca9980ffb885bfdf433302e5338021eef578fe] | committer: 
Jun Zhao

avformat/udp: fix check for pthread_cond_wait return value

POSIX errno is positive. We have strict_pthread_cond_wait to handle
error code during development.

Signed-off-by: zhilizhao <zhiliz...@tencent.com>
Reviewed-by: Jun Zhao <barryjz...@tencent.com>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=30ca9980ffb885bfdf433302e5338021eef578fe
---

 libavformat/udp.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/libavformat/udp.c b/libavformat/udp.c
index 9b9d3de197..bbe5aecc46 100644
--- a/libavformat/udp.c
+++ b/libavformat/udp.c
@@ -550,9 +550,7 @@ static void *circular_buffer_task_tx( void *_URLContext)
         while (len<4) {
             if (s->close_req)
                 goto end;
-            if (pthread_cond_wait(&s->cond, &s->mutex) < 0) {
-                goto end;
-            }
+            pthread_cond_wait(&s->cond, &s->mutex);
             len = av_fifo_size(s->fifo);
         }
 

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