Enable PMTU discovery by default.

[tinc] / src / net_socket.c

diff --git a/src/net_socket.c b/src/net_socket.c
index c70be2f..f7781bc 100644 (file)
--- a/src/net_socket.c
+++ b/src/net_socket.c
@@ -195,7 +195,7 @@ int setup_vpn_in_socket(const sockaddr_t *sa)
        {
                bool choice;
 
-               if(get_config_bool(lookup_config(myself->connection->config_tree, "PMTUDiscovery"), &choice) && choice) {
+               if(!get_config_bool(lookup_config(myself->connection->config_tree, "PMTUDiscovery"), &choice) || choice) {
                        option = IP_PMTUDISC_DO;
                        setsockopt(nfd, SOL_IP, IP_MTU_DISCOVER, &option, sizeof(option));
                }
@@ -206,7 +206,7 @@ int setup_vpn_in_socket(const sockaddr_t *sa)
        {
                bool choice;
 
-               if(get_config_bool(lookup_config(myself->connection->config_tree, "PMTUDiscovery"), &choice) && choice) {
+               if(!get_config_bool(lookup_config(myself->connection->config_tree, "PMTUDiscovery"), &choice) || choice) {
                        option = IPV6_PMTUDISC_DO;
                        setsockopt(nfd, SOL_IPV6, IPV6_MTU_DISCOVER, &option, sizeof(option));
                }