linux-kernel - Re: [PATCH][next] drivers: video: Simplify device_node cleanup using _

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <819a56c3-bbaf-4d5e-87de-78c1312c56d1@gmail.com>
Date: Sat, 20 Apr 2024 00:22:41 +0530 (GMT+05:30)
From: Shresth Prasad <shresthprasad7@...il.com>
To: daniel.thompson@...aro.org
Cc: deller@....de, dri-devel@...ts.freedesktop.org,
	javier.carrasco.cruz@...il.com, jingoohan1@...il.com,
	julia.lawall@...ia.fr, lee@...nel.org, linux-fbdev@...r.kernel.org,
	linux-kernel@...r.kernel.org, shresthprasad7@...il.com,
	skhan@...uxfoundation.org
Subject: Re: [PATCH][next] drivers: video: Simplify device_node cleanup
 using __free


> Please fix the subject line to be "backlight: <driver>: ...". I came
> very close to deleting this patch without reading it ;-) .

Really sorry about that, I'll fix it.

> Do we need to get dev->of_node at all? The device, which we are
> borrowing, already owns a reference to the node so I don't see
> any point in this function taking an extra one.
>
> So why not simply make this:
>
>     struct device_node *np = dev->of_node;

Looking at it again, I'm not sure why the call to `of_node_put` is there in the first place. I think removing it will be fine.

I'll fix both of these issues and send a patch v2.

Regards,
Shresth