netdev - Re: [PATCH] staging/octeon: Software should check the checksum of no tcp/udp packets

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Message-ID: <20110927005127.GB10447@kroah.com>
Date:	Mon, 26 Sep 2011 17:51:27 -0700
From:	Greg KH <greg@...ah.com>
To:	David Daney <david.daney@...ium.com>
Cc:	rongqing.li@...driver.com, netdev@...r.kernel.org,
	ralf@...ux-mips.org, David Miller <davem@...emloft.net>,
	linux-mips@...ux-mips.org
Subject: Re: [PATCH] staging/octeon: Software should check the checksum of no
 tcp/udp packets

On Mon, Sep 26, 2011 at 12:50:44PM -0700, David Daney wrote:
> On 09/25/2011 06:08 PM, rongqing.li@...driver.com wrote:
> >From: Roy.Li<rongqing.li@...driver.com>
> >
> >Icmp packets with wrong checksum are never dropped since
> >skb->ip_summed is set to CHECKSUM_UNNECESSARY.
> >
> >When icmp packets with wrong checksum pass through the octeon
> >net driver, the not_IP, IP_exc, L4_error hardware indicators
> >show no error. so the driver sets CHECKSUM_UNNECESSARY on
> >skb->ip_summed.
> >
> >L4_error only works for TCP/UDP, not for ICMP.
> >
> >Signed-off-by: Roy.Li<rongqing.li@...driver.com>
> 
> We found the same problem, but have not yet sent the patch to fix it.
> 
> This looks fine to me,
> 
> Acked-by: David Daney <david.daney@...ium.com>
> 
> I would let davem, Ralf and Greg KH fight over who gets to merge it.

I'll let Ralf take it, unless he wants me to.

Ralf?

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