public inbox for linux-kernel@vger.kernel.org
 help / color / mirror / Atom feed
From: Lee Jones <lee.jones@linaro.org>
To: Linus Walleij <linus.walleij@linaro.org>
Cc: Peter Hurley <peter@hurleysoftware.com>,
	Vincent Donnefort <vdonnefort@gmail.com>,
	Linux kernel <linux-kernel@vger.kernel.org>
Subject: Re: [3.15-rc3] BUG: null ptr dereference in ichx_gpio_request_regions()
Date: Fri, 9 May 2014 08:20:50 +0100	[thread overview]
Message-ID: <20140509072050.GG5767@lee--X1> (raw)
In-Reply-To: <CACRpkdZ_Wz2QLbdbXEL9CWy+=tcVwjVjVqQgYw7_dy-5FwxB9Q@mail.gmail.com>

On Thu, 08 May 2014, Linus Walleij wrote:

> On Wed, May 7, 2014 at 4:33 PM, Peter Hurley <peter@hurleysoftware.com> wrote:
> > Hi Vincent,
> >
> > On 05/07/2014 10:05 AM, Vincent Donnefort wrote:
> >>
> >> Hello Peter,
> >
> >
> >>> This is almost certainly caused by the uninitialized regs ptr
> >>> in the ich6_desc struct (i3100_desc struct has the same problem)
> >>> introduced in this commit:
> >>>
> >>> commit bb62a35bd5d96e506af0ea8dd145480b9172a2a6
> >>> Author: Vincent Donnefort <vdonnefort@gmail.com>
> >>> Date:   Fri Feb 14 15:01:56 2014 +0100
> >>>
> >>>      gpio: ich: Add support for multiple register addresses
> >>>
> >>>      This patch introduces regs and reglen pointers which allow a chipset
> >>> to have
> >>>      register addresses differing from ICH ones.
> >>>
> >>>      Acked-by: Linus Walleij <linus.walleij@linaro.org>
> >>>      Signed-off-by: Vincent Donnefort <vdonnefort@gmail.com>
> >>>      Signed-off-by: Lee Jones <lee.jones@linaro.org>
> >>>
> >>
> >> Yes indeed, this must be linked to this thread
> >> https://lkml.org/lkml/2014/4/15/292
> >
> >
> > Thanks for the link.
> >
> > I searched through LKML but without the driver name or the offending
> > function
> > in the commit message I couldn't find it.
> >
> > Linus,
> >
> > What tree is this bug fix trapped in? I see it didn't make -rc4 either.
> 
> Since the last signoff is Lee I guess it's in the MFD tree?

This patch is in Mainline.

Search for $SUBJECT.

-- 
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
Follow Linaro: Facebook | Twitter | Blog

  parent reply	other threads:[~2014-05-09  7:20 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-05-07 13:22 [3.15-rc3] BUG: null ptr dereference in ichx_gpio_request_regions() Peter Hurley
2014-05-07 14:05 ` Vincent Donnefort
2014-05-07 14:33   ` Peter Hurley
2014-05-08 21:48     ` Linus Walleij
2014-05-08 22:11       ` Peter Hurley
2014-05-09  7:20       ` Lee Jones [this message]
2014-05-09 11:30         ` Peter Hurley
2014-05-09 12:29           ` Josh Boyer
2014-05-13  9:34             ` Linus Walleij
2014-05-13 12:50               ` Josh Boyer
2014-05-13 13:12                 ` Linus Walleij

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20140509072050.GG5767@lee--X1 \
    --to=lee.jones@linaro.org \
    --cc=linus.walleij@linaro.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=peter@hurleysoftware.com \
    --cc=vdonnefort@gmail.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox