linux-kernel - Re: tun routing is broken

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Message-Id: <20110305.001022.183044112.davem@davemloft.net>
Date:	Sat, 05 Mar 2011 00:10:22 -0800 (PST)
From:	David Miller <davem@...emloft.net>
To:	jslaby@...e.cz
Cc:	jirislaby@...il.com, linux-kernel@...r.kernel.org,
	akpm@...ux-foundation.org, mm-commits@...r.kernel.org,
	netdev@...r.kernel.org, maxk@...lcomm.com
Subject: Re: tun routing is broken

From: Jiri Slaby <jslaby@...e.cz>
Date: Sat, 05 Mar 2011 09:04:22 +0100

> Ok, so I booted the new kernel, and tun is broken there completely. If I
> try to ping a vpn peer:

-mm tree is missing this fix which went in yesterday.  Please if
you are going to be testing networking a lot, test against net-next-2.6
instead of Andrew's tree which invariable lags behind:

--------------------
ipv4: Fix __ip_dev_find() to use ifa_local instead of ifa_address.

Reported-by: Stephen Hemminger <shemminger@...tta.com>
Reported-by: Julian Anastasov <ja@....bg>
Signed-off-by: David S. Miller <davem@...emloft.net>
---
 net/ipv4/devinet.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/net/ipv4/devinet.c b/net/ipv4/devinet.c
index 9038928..ff53860 100644
--- a/net/ipv4/devinet.c
+++ b/net/ipv4/devinet.c
@@ -111,7 +111,7 @@ static inline unsigned int inet_addr_hash(struct net *net, __be32 addr)
 
 static void inet_hash_insert(struct net *net, struct in_ifaddr *ifa)
 {
-	unsigned int hash = inet_addr_hash(net, ifa->ifa_address);
+	unsigned int hash = inet_addr_hash(net, ifa->ifa_local);
 
 	spin_lock(&inet_addr_hash_lock);
 	hlist_add_head_rcu(&ifa->hash, &inet_addr_lst[hash]);
@@ -146,7 +146,7 @@ struct net_device *__ip_dev_find(struct net *net, __be32 addr, bool devref)
 
 		if (!net_eq(dev_net(dev), net))
 			continue;
-		if (ifa->ifa_address == addr) {
+		if (ifa->ifa_local == addr) {
 			result = dev;
 			break;
 		}
-- 
1.7.4.1



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