Wireguard: fixes

1 files changed, 12 insertions, 2 deletions

diff --git a/proto/wireguard/wireguard.c b/proto/wireguard/wireguard.c
index bea7e33f..a998f014 100644
--- a/proto/wireguard/wireguard.c
+++ b/proto/wireguard/wireguard.c
@@ -210,7 +210,7 @@ user_put_device(wg_device *dev, byte **buf, uint *size)
     }
   wg_puts("\n", buf, size);
 
-  if (size > 0)
+  if (*size > 0)
     return 0;
   else
     return -1;
@@ -280,7 +280,7 @@ int get_device(struct wg_proto *p, wg_device **pdev, const char *device_name)
       wg_key_from_base64(dev->private_key, c->private_key);
       wg_generate_public_key(dev->public_key, dev->private_key);
     }
-  if (dev->listen_port)
+  if (c->listen_port)
     dev->flags |= WGDEVICE_HAS_LISTEN_PORT;
   dev->listen_port = c->listen_port;
   debug("listen port %d\n", c->listen_port);
@@ -371,6 +371,14 @@ wg_if_notify(struct proto *P, unsigned flags, struct iface *i)
     debug("WG: found ifname\n");
     p->iface = i;
   }
+
+  if (flags & IF_CHANGE_UP)
+    {
+      debug("WG: IF_CHANGE_UP %s\n", i->name);
+
+      int res = set_device(p);
+      log(L_TRACE "WG: wg_set_device %d", res);
+    }
 }
 
 static void
@@ -957,6 +965,8 @@ wg_shutdown(struct proto *P)
       int res = set_device(p);
       log(L_TRACE "WG: flush wg_set_device %d", res);
     }
+
+  return PS_DOWN;
 }
 
 static void