--- zzzz-none-000/linux-2.6.32.61/net/ipv4/devinet.c	2013-06-10 09:43:48.000000000 +0000
+++ ar10-7272-687/linux-2.6.32.61/net/ipv4/devinet.c	2015-07-14 09:41:24.000000000 +0000
@@ -68,6 +68,7 @@
 		[NET_IPV4_CONF_SEND_REDIRECTS - 1] = 1,
 		[NET_IPV4_CONF_SECURE_REDIRECTS - 1] = 1,
 		[NET_IPV4_CONF_SHARED_MEDIA - 1] = 1,
+		[NET_IPV4_CONF_IFADDR_RTABLE - 1] = RT_TABLE_MAIN,
 	},
 };
 
@@ -78,6 +79,7 @@
 		[NET_IPV4_CONF_SECURE_REDIRECTS - 1] = 1,
 		[NET_IPV4_CONF_SHARED_MEDIA - 1] = 1,
 		[NET_IPV4_CONF_ACCEPT_SOURCE_ROUTE - 1] = 1,
+		[NET_IPV4_CONF_IFADDR_RTABLE - 1] = RT_TABLE_MAIN,
 	},
 };
 
@@ -590,6 +592,7 @@
 	char *colon;
 	int ret = -EFAULT;
 	int tryaddrmatch = 0;
+	int in_offload_lock = 0;
 
 	/*
 	 *	Fetch the caller's info block into kernel space
@@ -643,6 +646,7 @@
 		goto out;
 	}
 
+	in_offload_lock = acquire_offload_lock(net, ifr.ifr_name);
 	rtnl_lock();
 
 	ret = -ENODEV;
@@ -807,10 +811,12 @@
 	}
 done:
 	rtnl_unlock();
+	release_offload_lock(in_offload_lock);
 out:
 	return ret;
 rarok:
 	rtnl_unlock();
+	release_offload_lock(in_offload_lock);
 	ret = copy_to_user(arg, &ifr, sizeof(struct ifreq)) ? -EFAULT : 0;
 	goto out;
 }
@@ -1477,6 +1483,7 @@
 		DEVINET_SYSCTL_RW_ENTRY(ARP_IGNORE, "arp_ignore"),
 		DEVINET_SYSCTL_RW_ENTRY(ARP_ACCEPT, "arp_accept"),
 		DEVINET_SYSCTL_RW_ENTRY(ARP_NOTIFY, "arp_notify"),
+		DEVINET_SYSCTL_RW_ENTRY(IFADDR_RTABLE, "ifaddr_rtable"),
 
 		DEVINET_SYSCTL_FLUSHING_ENTRY(NOXFRM, "disable_xfrm"),
 		DEVINET_SYSCTL_FLUSHING_ENTRY(NOPOLICY, "disable_policy"),