if (!strcmp(blobmsg_name(cur), "l3_device"))
l3_device = blobmsg_get_string(cur);
else if (!strcmp(blobmsg_name(cur), "interface"))
if (!strcmp(blobmsg_name(cur), "l3_device"))
l3_device = blobmsg_get_string(cur);
else if (!strcmp(blobmsg_name(cur), "interface"))