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udp: check ff_socket_nonblock() return code 

Fixes CID733719
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2012-11-05 21:21:04 +01:00
parent 30d27685b1
commit 282a6308bf
1 changed files with 5 additions and 1 deletions
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6
libavformat/udp.c
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@ -442,8 +442,12 @@ static void *circular_buffer_task( void *_URLContext)
int old_cancelstate;
pthread_setcancelstate(PTHREAD_CANCEL_DISABLE, &old_cancelstate);
ff_socket_nonblock(s->udp_fd, 0);
pthread_mutex_lock(&s->mutex);
if (ff_socket_nonblock(s->udp_fd, 0) < 0) {
av_log(h, AV_LOG_ERROR, "Failed to set blocking mode");
s->circular_buffer_error = AVERROR(EIO);
goto end;
}
while(1) {
int len;