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-rw-r--r--src/vnet/devices/virtio/vhost-user.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/src/vnet/devices/virtio/vhost-user.c b/src/vnet/devices/virtio/vhost-user.c
index 9a7c1dc0832..ac14286747a 100644
--- a/src/vnet/devices/virtio/vhost-user.c
+++ b/src/vnet/devices/virtio/vhost-user.c
@@ -2326,12 +2326,16 @@ vhost_user_process (vlib_main_t * vm,
sizeof (sun.sun_path) - 1);
/* Avoid hanging VPP if the other end does not accept */
- fcntl(sockfd, F_SETFL, O_NONBLOCK);
+ if (fcntl(sockfd, F_SETFL, O_NONBLOCK) < 0)
+ clib_unix_warning ("fcntl");
+
if (connect (sockfd, (struct sockaddr *) &sun,
sizeof (struct sockaddr_un)) == 0)
{
/* Set the socket to blocking as it was before */
- fcntl(sockfd, F_SETFL, 0);
+ if (fcntl(sockfd, F_SETFL, 0) < 0)
+ clib_unix_warning ("fcntl2");
+
vui->sock_errno = 0;
template.file_descriptor = sockfd;
template.private_data =