netdev - Re: 答复: 答复: [PATCH] set fake_rtable's dst to NULL to avoid kernel Oops.

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Message-ID: <1333020682.2325.517.camel@edumazet-glaptop>
Date:	Thu, 29 Mar 2012 13:31:22 +0200
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	"Peter Huang (Peng)" <peter.huangpeng@...wei.com>
Cc:	linux-kernel@...r.kernel.org, harry.majun@...wei.com,
	zhoukang7@...wei.com, 'netdev' <netdev@...r.kernel.org>
Subject: Re: 答复: 答复: [PATCH] set fake_rtable's dst to NULL to
 avoid kernel Oops.

On Thu, 2012-03-29 at 17:38 +0800, Peter Huang (Peng) wrote:
> Thks for your mail.
> 
> >Check net/bridge/br_netfilter.c and commits e688a6048076 (net: introduce
> >DST_NOPEER dst flag )  4adf0af6818f3ea5 (bridge: send correct MTU value
> >in PMTU (revised))
> 
> This patch already included in kernel-3.3, but for our case, virtual tap device's delayed
> Deletion will also cause kernel oops even in kernel3.3.

I was suggesting you take a look at the commit content ;)

Then you can see the code in br_nf_local_in(), a bit cleaner than yours.



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