proto-shell: allow proto setups without ifname (if interface main dev is present)

[project/netifd.git] / proto-shell.c

diff --git a/proto-shell.c b/proto-shell.c
index fdb87df..f5a5fb1 100644 (file)
--- a/proto-shell.c
+++ b/proto-shell.c
@@ -351,10 +351,10 @@ proto_shell_update_link(struct proto_shell_state *state, struct blob_attr **tb)
                return 0;
        }
 
-       if (!tb[NOTIFY_IFNAME])
-               return UBUS_STATUS_INVALID_ARGUMENT;
-
-       if (!state->l3_dev.dev) {
+       if (!tb[NOTIFY_IFNAME]) {
+               if (!state->iface->main_dev.dev)
+                       return UBUS_STATUS_INVALID_ARGUMENT;
+       } else if (!state->l3_dev.dev) {
                device_add_user(&state->l3_dev,
                        device_get(blobmsg_data(tb[NOTIFY_IFNAME]), true));
                device_claim(&state->l3_dev);