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From: David Gibson <david@gibson.dropbear.id.au>
To: Manish Chopra <manish.chopra@qlogic.com>
Cc: Sony Chacko <sony.chacko@qlogic.com>,
	Rajesh Borundia <rajesh.borundia@qlogic.com>,
	netdev <netdev@vger.kernel.org>,
	"snagarka@redhat.com" <snagarka@redhat.com>,
	"tcamuso@redhat.com" <tcamuso@redhat.com>,
	"vdasgupt@redhat.com" <vdasgupt@redhat.com>
Subject: Re: [PATCH 1/2] netxen: Correct off-by-one error in bounds check
Date: Fri, 20 Dec 2013 15:11:28 +1100	[thread overview]
Message-ID: <20131220041128.GB15958@voom.redhat.com> (raw)
In-Reply-To: <31AFFC7280259C4184970ABA9AFE8B938CF86A62@avmb3.qlogic.org>

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On Thu, Dec 19, 2013 at 11:51:37AM +0000, Manish Chopra wrote:
> >-----Original Message-----
> >From: David Gibson [mailto:david@gibson.dropbear.id.au]
> >Sent: Tuesday, December 17, 2013 10:53 AM
> >To: Manish Chopra; Sony Chacko; Rajesh Borundia
> >Cc: netdev; snagarka@redhat.com; tcamuso@redhat.com;
> >vdasgupt@redhat.com; David Gibson
> >Subject: [PATCH 1/2] netxen: Correct off-by-one error in bounds check
> >
> >After retrieving an Rx buffer index from the hardware, the netxen driver bounds
> >checks it against its array of receive buffers.  However in the case of LRO packets,
> >there's an off-by-one error in the check - it uses > instead of the >= it uses for the
> >normal receive path in netxen_process_rcv().
> >
> >Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
> 
> Acked-by: Manish Chopra <manish.chopra@qlogic.com>
> 
> Thanks David. This is really a bug fix. You can re-submit this single patch.

Ok, I added the extra fix Jiten suggested and resent.

-- 
David Gibson			| I'll have my music baroque, and my code
david AT gibson.dropbear.id.au	| minimalist, thank you.  NOT _the_ _other_
				| _way_ _around_!
http://www.ozlabs.org/~dgibson

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  reply	other threads:[~2013-12-20  5:46 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-12-17  5:22 [0/2] netxen: bug fix and diagnostics for possible (hardware?) bug David Gibson
2013-12-17  5:22 ` [PATCH 1/2] netxen: Correct off-by-one error in bounds check David Gibson
2013-12-17  6:37   ` Jitendra Kalsaria
2013-12-19 11:51   ` Manish Chopra
2013-12-20  4:11     ` David Gibson [this message]
2013-12-17  5:22 ` [PATCH 2/2] netxen: Add sanity checks for Rx buffers returning from hardware David Gibson
2013-12-19 20:05   ` David Miller
2014-01-24  5:21     ` David Gibson
2013-12-17 21:50 ` [0/2] netxen: bug fix and diagnostics for possible (hardware?) bug Manish Chopra
2013-12-18  6:22   ` David Gibson
2013-12-19  9:11     ` Manish Chopra
2014-01-24  6:44       ` David Gibson

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