fix some warnings in tunproxy.c

[sliver-openvswitch.git] / lib / netdev-linux.c

diff --git a/lib/netdev-linux.c b/lib/netdev-linux.c
index 5de4fa2..c0e0c40 100644 (file)
--- a/lib/netdev-linux.c
+++ b/lib/netdev-linux.c
@@ -916,7 +916,7 @@ netdev_linux_send(struct netdev *netdev_, const void *data, size_t size)
 
             sock = af_packet_sock();
             if (sock < 0) {
-                return sock;
+                return -sock;
             }
 
             error = get_ifindex(netdev_, &ifindex);
@@ -4639,7 +4639,11 @@ af_packet_sock(void)
     if (sock == INT_MIN) {
         sock = socket(AF_PACKET, SOCK_RAW, 0);
         if (sock >= 0) {
-            set_nonblocking(sock);
+            int error = set_nonblocking(sock);
+            if (error) {
+                close(sock);
+                sock = -error;
+            }
         } else {
             sock = -errno;
             VLOG_ERR("failed to create packet socket: %s", strerror(errno));