linux-kernel - Re: [PATCH v2] staging: gdm72xx: Fix spinlock recursion on gdm_usb_send

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Message-ID: <20120612180709.GA9775@kroah.com>
Date:	Tue, 12 Jun 2012 11:07:09 -0700
From:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:	Ben Chan <benchan@...omium.org>
Cc:	devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org,
	Sage Ahn <syahn@...semi.com>
Subject: Re: [PATCH v2] staging: gdm72xx: Fix spinlock recursion on
 gdm_usb_send_complete

On Tue, Jun 12, 2012 at 10:40:52AM -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>
> ---
> This revised patch simplifies the previous patch.

Argh, I _just_ applied the previous patch :(

Care to send me an incremental one, fixing it up to look like this now
so I don't have to revert your previous one?

thanks,

greg k-h
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