netdev - Re: [PATCH] usbnet: runtime pm: fix usb_autopm_get

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Message-Id: <20101101.064052.226792945.davem@davemloft.net>
Date:	Mon, 01 Nov 2010 06:40:52 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	tom.leiming@...il.com
Cc:	netdev@...r.kernel.org, oliver@...kum.org,
	dbrownell@...rs.sourceforge.net, gregkh@...e.de,
	ben@...adent.org.uk, joe@...ches.com, andy.shevchenko@...il.com,
	stable@...nel.org
Subject: Re: [PATCH] usbnet: runtime pm: fix usb_autopm_get_interface
 failure

From: tom.leiming@...il.com
Date: Wed, 27 Oct 2010 22:45:03 +0800

> From: Ming Lei <tom.leiming@...il.com>
> 
> Since usbnet already took usb runtime pm, we have to
> enable runtime pm for usb interface of usbnet, otherwise
> usb_autopm_get_interface may return failure and cause
> 'ifconfig usb0 up' failed if USB_SUSPEND(RUNTIME_PM) is
> enabled.
> 
> Cc: David Brownell <dbrownell@...rs.sourceforge.net>
> Cc: Greg Kroah-Hartman <gregkh@...e.de>
> Cc: "David S. Miller" <davem@...emloft.net>
> Cc: Ben Hutchings <ben@...adent.org.uk>
> Cc: Joe Perches <joe@...ches.com>
> Cc: Oliver Neukum <oliver@...kum.org>
> Cc: Andy Shevchenko <andy.shevchenko@...il.com>
> Cc: stable@...nel.org
> Signed-off-by: Ming Lei <tom.leiming@...il.com>

Applied, thanks.
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