Fix error handling when setting up the UDP socket.

Due to this typo, if tinc managed to set up the TCP socket but not the
UDP socket, it would continue anyway.

The regression was introduced in
6bc5d626a8726fc23365ee705761a3c666a08ad4.

diff --git a/src/net_setup.c b/src/net_setup.c
index 4e1caca..b0a0c95 100644 (file)
--- a/src/net_setup.c
+++ b/src/net_setup.c
@@ -676,7 +676,7 @@ static bool add_listen_address(char *address, bool bindto) {
 
                int udp_fd = setup_vpn_in_socket((sockaddr_t *) aip->ai_addr);
 
-               if(tcp_fd < 0) {
+               if(udp_fd < 0) {
                        close(tcp_fd);
                        continue;
                }