linux-usb.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Greg KH <gregkh@linuxfoundation.org>
To: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Cc: hminas@synopsys.com, linux-usb@vger.kernel.org,
	linux-kernel@vger.kernel.org, marex@denx.de,
	stable@vger.kernel.org
Subject: Re: [PATCH v3] usb: dwc2: Add missing cleanups when usb_add_gadget_udc() fails
Date: Mon, 27 Jul 2020 21:56:38 +0200	[thread overview]
Message-ID: <20200727195638.GA240997@kroah.com> (raw)
In-Reply-To: <20200727173801.792626-1-martin.blumenstingl@googlemail.com>

On Mon, Jul 27, 2020 at 07:38:01PM +0200, Martin Blumenstingl wrote:
> Call dwc2_debugfs_exit() and dwc2_hcd_remove() (if the HCD was enabled
> earlier) when usb_add_gadget_udc() has failed. This ensures that the
> debugfs entries created by dwc2_debugfs_init() as well as the HCD are
> cleaned up in the error path.
> 
> Fixes: 207324a321a866 ("usb: dwc2: Postponed gadget registration to the udc class driver")
> Signed-off-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
> ---
> Changes since v2 at [1]:
> - add #if around the new label and it's code to prevent the following
>   warning found by the Kernel test robot:
>     unused label 'error_debugfs' [-Wunused-label]
> 
> Changes since v1 at [0]
> - also cleanup the HCD as suggested by Minas (thank you!)
> - updated the subject accordingly
> 
> 
> [0] https://patchwork.kernel.org/patch/11631381/
> [1] https://patchwork.kernel.org/patch/11642957/


<formletter>

This is not the correct way to submit patches for inclusion in the
stable kernel tree.  Please read:
    https://www.kernel.org/doc/html/latest/process/stable-kernel-rules.html
for how to do this properly.

</formletter>

      reply	other threads:[~2020-07-27 19:56 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-27 17:38 [PATCH v3] usb: dwc2: Add missing cleanups when usb_add_gadget_udc() fails Martin Blumenstingl
2020-07-27 19:56 ` Greg KH [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=20200727195638.GA240997@kroah.com \
    --to=gregkh@linuxfoundation.org \
    --cc=hminas@synopsys.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-usb@vger.kernel.org \
    --cc=marex@denx.de \
    --cc=martin.blumenstingl@googlemail.com \
    --cc=stable@vger.kernel.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;
as well as URLs for NNTP newsgroup(s).