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-rw-r--r--src/vcl/sock_test_client.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/src/vcl/sock_test_client.c b/src/vcl/sock_test_client.c
index bf467981815..78987974ee6 100644
--- a/src/vcl/sock_test_client.c
+++ b/src/vcl/sock_test_client.c
@@ -648,7 +648,14 @@ sock_test_connect_test_sockets (uint32_t num_test_sockets)
errno_val);
return tsock->fd;
}
- fcntl (tsock->fd, F_SETFL, O_NONBLOCK);
+ if (fcntl (tsock->fd, F_SETFL, O_NONBLOCK) < 0)
+ {
+ errno_val = errno;
+ perror ("ERROR in sock_test_connect_test_sockets()");
+ fprintf (stderr, "CLIENT: ERROR: fcntl failed (errno = %d)!\n",
+ errno_val);
+ return -1;
+ }
#ifdef VCL_TEST
rv = vppcom_session_connect (tsock->fd, &scm->server_endpt);