From: Felix Fietkau <nbd@openwrt.org>
Date: Mon, 19 Mar 2012 22:10:54 +0000 (+0100)
Subject: add a flag to keep track of route metric overrides
X-Git-Url: http://git.archive.openwrt.org/?p=project%2Fnetifd.git;a=commitdiff_plain;h=257bfc6392bf8a1c215f0bd6889db4694a405c1d;hp=655ef783b1d5f72af3acccc87455c365fea4ad42

add a flag to keep track of route metric overrides
---

diff --git a/interface-ip.c b/interface-ip.c
index 170b03b..56f3c0c 100644
--- a/interface-ip.c
+++ b/interface-ip.c
@@ -86,8 +86,10 @@ interface_ip_add_route(struct interface *iface, struct blob_attr *attr, bool v6)
 		}
 	}
 
-	if ((cur = tb[ROUTE_METRIC]) != NULL)
+	if ((cur = tb[ROUTE_METRIC]) != NULL) {
 		route->metric = blobmsg_get_u32(cur);
+		route->flags |= DEVROUTE_METRIC;
+	}
 
 	if ((cur = tb[ROUTE_MTU]) != NULL)
 		route->mtu = blobmsg_get_u32(cur);
diff --git a/interface-ip.h b/interface-ip.h
index 0ce94df..68bfdf6 100644
--- a/interface-ip.h
+++ b/interface-ip.h
@@ -11,6 +11,9 @@ enum device_addr_flags {
 
 	/* externally added address */
 	DEVADDR_EXTERNAL	= (1 << 2),
+
+	/* route overrides the default interface metric */
+	DEVROUTE_METRIC		= (1 << 3)
 };
 
 union if_addr {