From f505119b07b89ad23f4264e77b0bf0f0c0400399 Mon Sep 17 00:00:00 2001
From: Felix Fietkau <nbd@openwrt.org>
Date: Sun, 11 Sep 2011 12:32:54 +0200
Subject: [PATCH] do not attempt to get an interface if PROTO_FLAG_NODEV is set

---
 interface.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/interface.c b/interface.c
index 8c1c006..acfe8b1 100644
--- a/interface.c
+++ b/interface.c
@@ -234,7 +234,8 @@ interface_alloc(const char *name, struct blob_attr *attr)
 
 	proto_attach_interface(iface, proto_name);
 
-	if ((cur = tb[IFACE_ATTR_IFNAME])) {
+	if (!(iface->proto_handler->flags & PROTO_FLAG_NODEV) &&
+	    (cur = tb[IFACE_ATTR_IFNAME])) {
 		dev = device_get(blobmsg_data(cur), true);
 		if (dev)
 			device_add_user(&iface->main_dev, dev);
-- 
2.11.0