X-Git-Url: http://git.droids-corp.org/?p=dpdk.git;a=blobdiff_plain;f=drivers%2Fnet%2Fvirtio%2Fvirtio_user%2Fvhost_kernel_tap.c;h=acddefa33d8242af916c2784cf589e01be926ff8;hp=2fa4f0d66163ca9083d7d9c0a1f2b3585b7f372c;hb=570ee25677d8634e99d2120b363f2dd4948d5bac;hpb=3d4cd4be577c335f9f07c78d125686f5b073c5a5

diff --git a/drivers/net/virtio/virtio_user/vhost_kernel_tap.c b/drivers/net/virtio/virtio_user/vhost_kernel_tap.c
index 2fa4f0d661..acddefa33d 100644
--- a/drivers/net/virtio/virtio_user/vhost_kernel_tap.c
+++ b/drivers/net/virtio/virtio_user/vhost_kernel_tap.c
@@ -128,7 +128,10 @@ vhost_kernel_open_tap(char **p_ifname, int hdr_size, int req_mq,
 		goto error;
 	}
 
-	fcntl(tapfd, F_SETFL, O_NONBLOCK);
+	if (fcntl(tapfd, F_SETFL, O_NONBLOCK) < 0) {
+		PMD_DRV_LOG(ERR, "fcntl tapfd failed: %s", strerror(errno));
+		goto error;
+	}
 
 	if (ioctl(tapfd, TUNSETVNETHDRSZ, &hdr_size) < 0) {
 		PMD_DRV_LOG(ERR, "TUNSETVNETHDRSZ failed: %s", strerror(errno));