linux-kernel - Re: [PATCH 1/1] driver/net: add missing rtnl lock/unlock for benet

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Message-Id: <20140415.150950.2105729446204659132.davem@davemloft.net>
Date:	Tue, 15 Apr 2014 15:09:50 -0400 (EDT)
From:	David Miller <davem@...emloft.net>
To:	zhen-hual@...com
Cc:	sathya.perla@...lex.com, subbu.seetharaman@...lex.com,
	ajit.khaparde@...lex.com, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/1] driver/net: add missing rtnl lock/unlock for benet

From: "Li, Zhen-Hua" <zhen-hual@...com>
Date: Tue, 15 Apr 2014 14:45:52 +0800

> From: "Li, Zhen-Hua" <zhen-hual@...com>
> 
> In benet driver, netif_device_detach and netif_device_attach should be
> called between rtnl_lock and rtnl_unlock.
> 
> Signed-off-by: Li, Zhen-Hua <zhen-hual@...com>

This absolutely does not look like a driver specific issue, therefore
I do not want you to make such locking context adjustments only in
your driver.

Do it somewhere generic so that every driver gets the fix, not just
your driver.
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