linux-kernel - Re: [PATCH v2] usb: host: tegra: make use of PHY pointer of HCD

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Message-ID: <20130124171019.GI4424@arwen.pp.htv.fi>
Date:	Thu, 24 Jan 2013 19:10:19 +0200
From:	Felipe Balbi <balbi@...com>
To:	Stephen Warren <swarren@...dotorg.org>
CC:	<balbi@...com>, Venu Byravarasu <vbyravarasu@...dia.com>,
	<gregkh@...uxfoundation.org>, <stern@...land.harvard.edu>,
	<linux-usb@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2] usb: host: tegra: make use of PHY pointer of HCD

On Thu, Jan 24, 2013 at 08:57:01AM -0800, Stephen Warren wrote:
> On 01/24/2013 06:05 AM, Felipe Balbi wrote:
> > Hi,
> > 
> > On Thu, Jan 24, 2013 at 03:57:03PM +0530, Venu Byravarasu wrote:
> >> As pointer to PHY structure can be stored in struct usb_hcd 
> >> making use of it, to call Tegra PHY APIs.
> >> 
> >> Call to usb_phy_shutdown() is moved up in tegra_ehci_remove(), so
> >> that to avoid dereferencing of hcd after its freed up.
> >> 
> >> Signed-off-by: Venu Byravarasu <vbyravarasu@...dia.com> --- First
> >> version of patch can be found at 
> >> http://marc.info/?l=linux-kernel&m=135581479020213&w=2. As it was
> >> not yet applied, sending v2 of the patch.
> >> 
> >> delta from v1: Modified all Tegra PHY APIs to use standard
> >> 'structu usb_phy *' as their parameter instead of proprietary
> >> parameter of type 'struct tegra_usb_phy *'.
> > 
> > I would like to see those tegra-specific functions vanish from the 
> > driver. Can that be done for v3.10 merge window ?
> 
> Felipe, I assume that means you're OK with me taking this patch for
> 3.9 then?

right,

Acked-by: Felipe Balbi <balbi@...com>

But I need to see those vanish on v3.10 ;-)

-- 
balbi

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