X-Git-Url: https://git.archive.openwrt.org/?a=blobdiff_plain;f=proto-shell.c;h=73a241c5bd98b6cfc077568c378ba5a38b149325;hb=bc29adfbf508293317a51c8176013fe1eb6bc132;hp=25cd57b89de13fec6727f9cac1c5ff5de7c6616e;hpb=b7ab9ef01354a2d1c36d7089be366d1684b5ca35;p=project%2Fnetifd.git

diff --git a/proto-shell.c b/proto-shell.c
index 25cd57b..73a241c 100644
--- a/proto-shell.c
+++ b/proto-shell.c
@@ -180,10 +180,12 @@ proto_shell_notify(struct interface_proto_state *proto, struct blob_attr *attr)
 		if (!tb[NOTIFY_IFNAME])
 			return UBUS_STATUS_INVALID_ARGUMENT;
 
-		device_add_user(&state->l3_dev,
-			device_get(blobmsg_data(tb[NOTIFY_IFNAME]), true));
-		device_claim(&state->l3_dev);
-		state->proto.iface->l3_dev = &state->l3_dev;
+		if (!state->l3_dev.dev) {
+			device_add_user(&state->l3_dev,
+				device_get(blobmsg_data(tb[NOTIFY_IFNAME]), true));
+			device_claim(&state->l3_dev);
+			state->proto.iface->l3_dev = &state->l3_dev;
+		}
 		state->proto.proto_event(&state->proto, IFPEV_UP);
 	} else {
 		state->proto.proto_event(&state->proto, IFPEV_LINK_LOST);