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From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: Daniel Gutson <daniel@eclypsium.com>
Cc: Derek Kiernan <derek.kiernan@xilinx.com>,
	Tudor Ambarus <tudor.ambarus@microchip.com>,
	Miquel Raynal <miquel.raynal@bootlin.com>,
	Richard Weinberger <richard@nod.at>,
	Vignesh Raghavendra <vigneshr@ti.com>,
	Mika Westerberg <mika.westerberg@linux.intel.com>,
	Arnd Bergmann <arnd@arndb.de>,
	Mauro Carvalho Chehab <mchehab+huawei@kernel.org>,
	linux-kernel <linux-kernel@vger.kernel.org>,
	Richard Hughes <hughsient@gmail.com>,
	Alex Bazhaniuk <alex@eclypsium.com>
Subject: Re: [PATCH] Platform lockdown information in SYSFS
Date: Tue, 4 Aug 2020 18:42:46 +0200	[thread overview]
Message-ID: <20200804164246.GA502540@kroah.com> (raw)
In-Reply-To: <CAFmMkTFEWrMsigabvE2HtmpFXMe0qb8QZJHzMzQ=wZXE1G3fbQ@mail.gmail.com>

On Tue, Aug 04, 2020 at 11:37:02AM -0300, Daniel Gutson wrote:
> static void mypci_remove(struct pci_dev *pdev)
> {
>         /*
>     I tried enabling and disabling this
>         if (child_device != NULL) {
>                 put_device(child_device);
>                 device_unregister(child_device);
>         }
>         */

You can just call device_destroy() here, but this should be the same.

But, if you have it commented out, that's not good, you have to clean
this up.

>         class_remove_file(&my_class, &class_attr_howareyou);

You don't always have to remove files you create, but it doesn't hurt.

>         class_unregister(&my_class);

class_destroy()?  But this is the same as well, so all is good.

Try running without the above code commented out.

greg k-h

  parent reply	other threads:[~2020-08-04 16:42 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-30 21:41 [PATCH] Platform lockdown information in SYSFS Daniel Gutson
2020-07-30 22:33 ` Randy Dunlap
2020-07-30 22:40   ` Daniel Gutson
2020-07-31  7:00 ` Greg Kroah-Hartman
2020-07-31 13:30   ` Daniel Gutson
2020-07-31 14:15     ` Greg Kroah-Hartman
2020-08-03 22:04       ` Daniel Gutson
2020-08-04  6:41         ` Greg Kroah-Hartman
2020-08-04 13:50           ` Daniel Gutson
2020-08-04 14:22             ` Greg Kroah-Hartman
     [not found]               ` <CAFmMkTFEWrMsigabvE2HtmpFXMe0qb8QZJHzMzQ=wZXE1G3fbQ@mail.gmail.com>
2020-08-04 14:44                 ` Greg Kroah-Hartman
2020-08-04 15:05                   ` Daniel Gutson
2020-08-04 15:51                     ` Greg Kroah-Hartman
2020-08-04 16:42                 ` Greg Kroah-Hartman [this message]
2020-08-04 17:37                   ` Daniel Gutson

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