linux-leds.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Pavel Machek <pavel@ucw.cz>
To: Miaoqian Lin <linmq006@gmail.com>
Cc: Linus Walleij <linus.walleij@linaro.org>,
	linux-leds@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] leds: netxbig: Fix refcount leak in netxbig_leds_get_of_pdata
Date: Thu, 12 May 2022 08:53:24 +0200	[thread overview]
Message-ID: <20220512065323.GA8632@amd> (raw)
In-Reply-To: <20220512050253.8987-1-linmq006@gmail.com>

[-- Attachment #1: Type: text/plain, Size: 473 bytes --]

Hi!

> of_parse_phandle() returns a node pointer with refcount
> incremented, we should use of_node_put() on it when not needed anymore.
> When of_find_device_by_node() fails, of_node_put() is missing.

Can you take a look at the code and simplify it? AFAICT the node_put
should go right after

       gpio_ext_pdev = of_find_device_by_node(gpio_ext_np);


. Best regards,
								Pavel
-- 
People of Russia, stop Putin before his war on Ukraine escalates.

[-- Attachment #2: Digital signature --]
[-- Type: application/pgp-signature, Size: 181 bytes --]

      reply	other threads:[~2022-05-12  6:53 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-05-12  5:02 [PATCH] leds: netxbig: Fix refcount leak in netxbig_leds_get_of_pdata Miaoqian Lin
2022-05-12  6:53 ` Pavel Machek [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=20220512065323.GA8632@amd \
    --to=pavel@ucw.cz \
    --cc=linmq006@gmail.com \
    --cc=linus.walleij@linaro.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-leds@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).