From ec240a64d96646e0cee971b261f7509fa45dec95 Mon Sep 17 00:00:00 2001
From: Martin Stein <martin.stein@genode-labs.com>
Date: Mon, 19 Mar 2018 19:15:05 +0100
Subject: [PATCH] nic_router: != operator for IP address prefix

Ref #2670
---
 repos/os/src/server/nic_router/ipv4_address_prefix.h | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/repos/os/src/server/nic_router/ipv4_address_prefix.h b/repos/os/src/server/nic_router/ipv4_address_prefix.h
index adf6fbb12f..4fb378332c 100644
--- a/repos/os/src/server/nic_router/ipv4_address_prefix.h
+++ b/repos/os/src/server/nic_router/ipv4_address_prefix.h
@@ -39,6 +39,12 @@ struct Net::Ipv4_address_prefix
 	Ipv4_address subnet_mask() const;
 
 	Ipv4_address broadcast_address() const;
+
+	bool operator != (Ipv4_address_prefix const &other) const
+	{
+		return prefix  != other.prefix ||
+		       address != other.address;
+	}
 };