public inbox for devicetree@vger.kernel.org
 help / color / mirror / Atom feed
From: Christopher Bostic <cbostic-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
To: Julia Lawall <julia.lawall-L2FTfq7BK8M@public.gmane.org>
Cc: joel-U3u1mxZcP9KHXe+LvDLADg@public.gmane.org,
	linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	andrew-zrmu5oMJ5Fs@public.gmane.org,
	alistair-Y4h6yKqj69EXC2x5gXVKYQ@public.gmane.org,
	benh-XVmvHMARGAS8U2dJNN8I7kB+6BGkLq7r@public.gmane.org,
	"Edward A . James"
	<eajames-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>,
	Jeremy Kerr <jk-mnsaURCQ41sdnm+yROfE0A@public.gmane.org>,
	robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org,
	mark.rutland-5wv7dgnIgG8@public.gmane.org,
	linux-I+IVW8TIWO2tmTQ+vhA3Yw@public.gmane.org,
	rostedt-nx8X9YLhiw1AfugRpC6u6w@public.gmane.org,
	mingo-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org,
	gregkh-hQyY1W1yCW8ekmWlsbkhG0B+6BGkLq7r@public.gmane.org,
	devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
	kbuild-all-JC7UmRfGjtg@public.gmane.org
Subject: Re: [PATCH v4 19/23] drivers/fsi: Add GPIO based FSI master (fwd)
Date: Tue, 4 Apr 2017 14:10:59 -0500	[thread overview]
Message-ID: <c993bd4c-dea5-a02b-63dd-57a0d548b030@linux.vnet.ibm.com> (raw)
In-Reply-To: <alpine.DEB.2.20.1703302337590.2105@hadrien>



On 3/30/17 4:39 PM, Julia Lawall wrote:
> Is master on line 514 allocated with kmalloc, or the devm call on line
> 522?
Hi Julia,

Its allocated with the devm call on line 522.   The kfree  on line 514 
wouldn't be necessary in that case - will remove.
Thanks for pointing that out.

Chris

> julia
>
> ---------- Forwarded message ----------
> Date: Fri, 31 Mar 2017 00:15:09 +0800
> From: kbuild test robot <fengguang.wu-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
> To: kbuild-JC7UmRfGjtg@public.gmane.org
> Cc: Julia Lawall <julia.lawall-L2FTfq7BK8M@public.gmane.org>
> Subject: Re: [PATCH v4 19/23] drivers/fsi: Add GPIO based FSI master
>
> Hi Chris,
>
> [auto build test WARNING on linus/master]
> [also build test WARNING on v4.11-rc4 next-20170330]
> [if your patch is applied to the wrong git tree, please drop us a note to help improve the system]
>
> url:    https://github.com/0day-ci/linux/commits/Christopher-Bostic/FSI-device-driver-implementation/20170330-184914
> :::::: branch date: 5 hours ago
> :::::: commit date: 5 hours ago
>
>>> drivers/fsi/fsi-master-gpio.c:514:1-6: WARNING: invalid free of devm_ allocated data
> git remote add linux-review https://github.com/0day-ci/linux
> git remote update linux-review
> git checkout f4bd3b6a41c7a59e9ce2e65947a4d3dfc2ee4a29
> vim +514 drivers/fsi/fsi-master-gpio.c
>
> f4bd3b6a Chris Bostic 2017-03-29  498  {
> f4bd3b6a Chris Bostic 2017-03-29  499  	struct fsi_master_gpio *master = to_fsi_master_gpio(_master);
> f4bd3b6a Chris Bostic 2017-03-29  500
> f4bd3b6a Chris Bostic 2017-03-29  501  	if (link != 0)
> f4bd3b6a Chris Bostic 2017-03-29  502  		return -ENODEV;
> f4bd3b6a Chris Bostic 2017-03-29  503  	if (master->gpio_enable)
> f4bd3b6a Chris Bostic 2017-03-29  504  		gpiod_set_value(master->gpio_enable, 1);
> f4bd3b6a Chris Bostic 2017-03-29  505
> f4bd3b6a Chris Bostic 2017-03-29  506  	return 0;
> f4bd3b6a Chris Bostic 2017-03-29  507  }
> f4bd3b6a Chris Bostic 2017-03-29  508
> f4bd3b6a Chris Bostic 2017-03-29  509  static void fsi_master_gpio_release(struct device *dev)
> f4bd3b6a Chris Bostic 2017-03-29  510  {
> f4bd3b6a Chris Bostic 2017-03-29  511  	struct fsi_master_gpio *master = to_fsi_master_gpio(
> f4bd3b6a Chris Bostic 2017-03-29  512  						dev_to_fsi_master(dev));
> f4bd3b6a Chris Bostic 2017-03-29  513
> f4bd3b6a Chris Bostic 2017-03-29 @514  	kfree(master);
> f4bd3b6a Chris Bostic 2017-03-29  515  }
> f4bd3b6a Chris Bostic 2017-03-29  516
> f4bd3b6a Chris Bostic 2017-03-29  517  static int fsi_master_gpio_probe(struct platform_device *pdev)
> f4bd3b6a Chris Bostic 2017-03-29  518  {
> f4bd3b6a Chris Bostic 2017-03-29  519  	struct fsi_master_gpio *master;
> f4bd3b6a Chris Bostic 2017-03-29  520  	struct gpio_desc *gpio;
> f4bd3b6a Chris Bostic 2017-03-29  521
> f4bd3b6a Chris Bostic 2017-03-29  522  	master = devm_kzalloc(&pdev->dev, sizeof(*master), GFP_KERNEL);
>
> ---
> 0-DAY kernel test infrastructure                Open Source Technology Center
> https://lists.01.org/pipermail/kbuild-all                   Intel Corporation
>

--
To unsubscribe from this list: send the line "unsubscribe devicetree" in
the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html

      reply	other threads:[~2017-04-04 19:10 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-03-30 21:39 [PATCH v4 19/23] drivers/fsi: Add GPIO based FSI master (fwd) Julia Lawall
2017-04-04 19:10 ` Christopher Bostic [this message]

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=c993bd4c-dea5-a02b-63dd-57a0d548b030@linux.vnet.ibm.com \
    --to=cbostic-23vcf4htsmix0ybbhkvfkdbpr1lh4cv8@public.gmane.org \
    --cc=alistair-Y4h6yKqj69EXC2x5gXVKYQ@public.gmane.org \
    --cc=andrew-zrmu5oMJ5Fs@public.gmane.org \
    --cc=benh-XVmvHMARGAS8U2dJNN8I7kB+6BGkLq7r@public.gmane.org \
    --cc=devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org \
    --cc=eajames-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org \
    --cc=gregkh-hQyY1W1yCW8ekmWlsbkhG0B+6BGkLq7r@public.gmane.org \
    --cc=jk-mnsaURCQ41sdnm+yROfE0A@public.gmane.org \
    --cc=joel-U3u1mxZcP9KHXe+LvDLADg@public.gmane.org \
    --cc=julia.lawall-L2FTfq7BK8M@public.gmane.org \
    --cc=kbuild-all-JC7UmRfGjtg@public.gmane.org \
    --cc=linux-I+IVW8TIWO2tmTQ+vhA3Yw@public.gmane.org \
    --cc=linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org \
    --cc=linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org \
    --cc=mark.rutland-5wv7dgnIgG8@public.gmane.org \
    --cc=mingo-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org \
    --cc=robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org \
    --cc=rostedt-nx8X9YLhiw1AfugRpC6u6w@public.gmane.org \
    /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