netdev - Re: [PATCH] ipv4: check rt_genid in dst

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Message-ID: <20100319051856.GA22079@gondor.apana.org.au>
Date:	Fri, 19 Mar 2010 13:18:56 +0800
From:	Herbert Xu <herbert@...dor.apana.org.au>
To:	David Miller <davem@...emloft.net>
Cc:	timo.teras@....fi, netdev@...r.kernel.org
Subject: Re: [PATCH] ipv4: check rt_genid in dst_check

On Thu, Mar 18, 2010 at 10:16:49PM -0700, David Miller wrote:
> From: Herbert Xu <herbert@...dor.apana.org.au>
> Date: Thu, 18 Mar 2010 20:11:46 +0800
> 
> > On Thu, Mar 18, 2010 at 01:48:22PM +0200, Timo Teras wrote:
> >> @@ -1726,7 +1726,9 @@ static void ip_rt_update_pmtu(struct dst_entry *dst, u32 mtu)
> >>  
> >>  static struct dst_entry *ipv4_dst_check(struct dst_entry *dst, u32 cookie)
> >>  {
> >> -	return NULL;
> >> +	if (dst && dst->dev && rt_is_expired((struct rtable *) dst))
                                                              ^

While you're at it, please delete this space to preemptively
stop anyone from sending a checkpatch patch :)

Thanks,
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Email: Herbert Xu ~{PmV>HI~} <herbert@...dor.apana.org.au>
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