linux-kernel - RE: [PATCH] e1000e: fix division by zero on jumbo MTUs

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Message-ID: <309B89C4C689E141A5FF6A0C5FB2118B81D3DAAE@ORSMSX101.amr.corp.intel.com>
Date:	Fri, 20 Nov 2015 04:45:57 +0000
From:	"Brown, Aaron F" <aaron.f.brown@...el.com>
To:	Leonid Bloch <leonid@...nix.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
CC:	"Kirsher, Jeffrey T" <jeffrey.t.kirsher@...el.com>,
	"Brandeburg, Jesse" <jesse.brandeburg@...el.com>,
	"Nelson, Shannon" <shannon.nelson@...el.com>,
	"Wyborny, Carolyn" <carolyn.wyborny@...el.com>,
	"Skidmore, Donald C" <donald.c.skidmore@...el.com>,
	"Vick, Matthew" <matthew.vick@...el.com>,
	"Ronciak, John" <john.ronciak@...el.com>,
	"Williams, Mitch A" <mitch.a.williams@...el.com>,
	"intel-wired-lan@...ts.osuosl.org" <intel-wired-lan@...ts.osuosl.org>,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>,
	Dmitry Fleytman <dmitry@...nix.com>
Subject: RE: [PATCH] e1000e: fix division by zero on jumbo MTUs

> From: netdev-owner@...r.kernel.org [mailto:netdev-
> owner@...r.kernel.org] On Behalf Of Leonid Bloch
> Sent: Tuesday, October 13, 2015 2:48 AM
> To: linux-kernel@...r.kernel.org
> Cc: Kirsher, Jeffrey T <jeffrey.t.kirsher@...el.com>; Brandeburg, Jesse
> <jesse.brandeburg@...el.com>; Nelson, Shannon
> <shannon.nelson@...el.com>; Wyborny, Carolyn
> <carolyn.wyborny@...el.com>; Skidmore, Donald C
> <donald.c.skidmore@...el.com>; Vick, Matthew <matthew.vick@...el.com>;
> Ronciak, John <john.ronciak@...el.com>; Williams, Mitch A
> <mitch.a.williams@...el.com>; intel-wired-lan@...ts.osuosl.org;
> netdev@...r.kernel.org; Dmitry Fleytman <dmitry@...nix.com>
> Subject: [PATCH] e1000e: fix division by zero on jumbo MTUs
> 
> From: Dmitry Fleytman <dmitry@...nix.com>
> 
> This patch fixes possible division by zero in receive
> interrupt handler when working without adaptive interrupt
> moderation.
> 
> The adaptive interrupt moderation mechanism is typically
> disabled on jumbo MTUs.
> 
> Signed-off-by: Dmitry Fleytman <dmitry@...nix.com>
> Signed-off-by: Leonid Bloch <leonid@...nix.com>
> ---
>  drivers/net/ethernet/intel/e1000e/netdev.c | 6 ++++--
>  1 file changed, 4 insertions(+), 2 deletions(-)

Tested-by: Aaron Brown <aaron.f.brown@...el.com>
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