core: do not make sockets dependent on lo

/sys/subsystem/net/devices/lo is never considered active, so sockets
with BindToDevice=lo would never be activated.

diff --git a/src/core/socket.c b/src/core/socket.c
index fcbcdbe192f306e3e999e27720c384eaa96e3ad8..d75504051b45718554512f2e410c0ebe9511e13f 100644 (file)
--- a/src/core/socket.c
+++ b/src/core/socket.c
@@ -308,7 +308,7 @@ static int socket_add_device_link(Socket *s) {
 
         assert(s);
 
-        if (!s->bind_to_device)
+        if (!s->bind_to_device || streq(s->bind_to_device, "lo"))
                 return 0;
 
         if (asprintf(&t, "/sys/subsystem/net/devices/%s", s->bind_to_device) < 0)