linux-kernel - Re: linux-next: Tree for January 8 (net/ip.h, BUG=n)

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Date:	Wed, 13 Jan 2010 21:21:44 +0200
From:	Octavian Purdila <opurdila@...acom.com>
To:	"David S. Miller" <davem@...emloft.net>
Cc:	Jarek Poplawski <jarkao2@...il.com>, Ingo Molnar <mingo@...e.hu>,
	Randy Dunlap <randy.dunlap@...cle.com>,
	Stephen Rothwell <sfr@...b.auug.org.au>,
	netdev@...r.kernel.org, linux-next@...r.kernel.org,
	LKML <linux-kernel@...r.kernel.org>,
	Arnd Bergmann <arnd@...db.de>
Subject: Re: linux-next: Tree for January 8 (net/ip.h, BUG=n)

On Wednesday 13 January 2010 10:54:18 you wrote:
> Octavian added to cc.
> 
> Jarek P.
> 
> On 13-01-2010 08:35, Ingo Molnar wrote:
> > * Randy Dunlap <randy.dunlap@...cle.com> wrote:
> >> On Fri, 8 Jan 2010 16:42:32 +1100 Stephen Rothwell wrote:
> >>> Hi all,
> >>>
> >>> Changes since 20100107:
> >>
> >> When CONFIG_BUG=n, CONFIG_GENERIC_BUG=n:
> >>
> >> include/net/ip.h:341: error: implicit declaration of function '__WARN'
> >>
> >> This affects:
> >> make[3]: *** [security/selinux/hooks.o] Error 1
> >> make[3]: *** [fs/ceph/messenger.o] Error 1
> >> make[3]: *** [net/core/sock.o] Error 1
> >> make[4]: *** [drivers/net/benet/be_main.o] Error 1
> >
> > FYI, this new build bug is now upstream and triggers in -tip testing as
> > well.
> >
> > 	Ingo
> 

Sorry about this bug and the delay. David, here is a patch against net-2.6 to fix this build error.

[PATCH] net: fix build erros with CONFIG_BUG=n, CONFIG_GENERIC_BUG=n

Fixed build errors introduced by commit 7ad6848c (ip: fix mc_loop checks for
tunnels with multicast outer addresses)

Signed-off-by: Octavian Purdila <opurdila@...acom.com>
---
 include/net/ip.h |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/include/net/ip.h b/include/net/ip.h
index d9a0e74..fb63371 100644
--- a/include/net/ip.h
+++ b/include/net/ip.h
@@ -338,7 +338,7 @@ static inline int sk_mc_loop(struct sock *sk)
 		return inet6_sk(sk)->mc_loop;
 #endif
 	}
-	__WARN();
+	WARN_ON(1);
 	return 1;
 }
 
-- 
1.5.6.5

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