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From: David Miller <davem@davemloft.net>
To: ron.mercer@qlogic.com
Cc: error27@gmail.com, Linux-Driver@qlogic.com,
	leitao@linux.vnet.ibm.com, netdev@vger.kernel.org,
	kernel-janitors@vger.kernel.org
Subject: Re: [patch v2] qlge: pull NULL check ahead of dereference
Date: Thu, 19 Aug 2010 20:48:18 -0700 (PDT)	[thread overview]
Message-ID: <20100819.204818.13765444.davem@davemloft.net> (raw)
In-Reply-To: <20100819202836.GD17233@linux-ox1b.qlogic.org>

From: Ron Mercer <ron.mercer@qlogic.com>
Date: Thu, 19 Aug 2010 13:28:36 -0700

> On Thu, Aug 19, 2010 at 11:52:44AM -0700, Dan Carpenter wrote:
>> There was a dereference before NULL check issue introduced in 1e213303d
>> "qlge: Add tx multiqueue support."  I've pulled the NULL check of
>> "net_rsp" forward a couple lines to avoid that.
>> 
>> Also Ron Mercer says that the early exit should be above the index
>> write.  ql_write_cq_idx(rx_ring);
>> 
> 
> Signed-off-by: Ron Mercer <ron.mercer@qlogic.com>

Applied to net-next-2.6, thanks guys.

WARNING: multiple messages have this Message-ID (diff)
From: David Miller <davem@davemloft.net>
To: ron.mercer@qlogic.com
Cc: error27@gmail.com, Linux-Driver@qlogic.com,
	leitao@linux.vnet.ibm.com, netdev@vger.kernel.org,
	kernel-janitors@vger.kernel.org
Subject: Re: [patch v2] qlge: pull NULL check ahead of dereference
Date: Fri, 20 Aug 2010 03:48:18 +0000	[thread overview]
Message-ID: <20100819.204818.13765444.davem@davemloft.net> (raw)
In-Reply-To: <20100819202836.GD17233@linux-ox1b.qlogic.org>

From: Ron Mercer <ron.mercer@qlogic.com>
Date: Thu, 19 Aug 2010 13:28:36 -0700

> On Thu, Aug 19, 2010 at 11:52:44AM -0700, Dan Carpenter wrote:
>> There was a dereference before NULL check issue introduced in 1e213303d
>> "qlge: Add tx multiqueue support."  I've pulled the NULL check of
>> "net_rsp" forward a couple lines to avoid that.
>> 
>> Also Ron Mercer says that the early exit should be above the index
>> write.  ql_write_cq_idx(rx_ring);
>> 
> 
> Signed-off-by: Ron Mercer <ron.mercer@qlogic.com>

Applied to net-next-2.6, thanks guys.

  reply	other threads:[~2010-08-20  3:48 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-08-19 10:02 [patch] qlge: pull NULL check ahead of dereference Dan Carpenter
2010-08-19 10:02 ` Dan Carpenter
2010-08-19 12:19 ` Ron Mercer
2010-08-19 12:19   ` Ron Mercer
2010-08-19 12:59   ` Ron Mercer
2010-08-19 12:59     ` Ron Mercer
2010-08-19 18:52     ` [patch v2] " Dan Carpenter
2010-08-19 18:52       ` Dan Carpenter
2010-08-19 20:28       ` Ron Mercer
2010-08-19 20:28         ` Ron Mercer
2010-08-20  3:48         ` David Miller [this message]
2010-08-20  3:48           ` David Miller

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