linux-kernel - Re: [PATCH] staging: gdm72xx: Fix spinlock recursion on gdm_usb_send

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Message-ID: <20120612192359.GY4400@mwanda>
Date:	Tue, 12 Jun 2012 22:23:59 +0300
From:	Dan Carpenter <dan.carpenter@...cle.com>
To:	Ben Chan <benchan@...omium.org>
Cc:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	devel@...verdev.osuosl.org, Sage Ahn <syahn@...semi.com>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] staging: gdm72xx: Fix spinlock recursion on
 gdm_usb_send_complete

On Wed, Jun 06, 2012 at 11:01:26PM -0700, Ben Chan wrote:
> This patch fixes a spinlock recursion bug on several call sites of
> gdm_usb_send_complete by not calling spin_lock_irqsave on
> urb->context->tx_cxt->lock when the lock has already been acquired.
> 
> Signed-off-by: Ben Chan <benchan@...omium.org>
> Cc: Sage Ahn <syahn@...semi.com>
> ---

Ben doesn't want this patch appied.  He sent a version 2 in a later
thread.

regards,
dan carpenter
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