linux-kernel - 答复: [v2] drm: xlnx: zynqmp_dpsub: Add NULL checks in zynqmp_audio

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Message-ID: <918c999b8e1b45989138bbd33c154b4c@inspur.com>
Date: Tue, 11 Feb 2025 08:13:57 +0000
From: Charles Han(韩春超) <hanchunchao@...pur.com>
To: "Markus.Elfring@....de" <Markus.Elfring@....de>,
	"dri-devel@...ts.freedesktop.org" <dri-devel@...ts.freedesktop.org>,
	"linux-arm-kernel@...ts.infradead.org" <linux-arm-kernel@...ts.infradead.org>
CC: "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"airlied@...il.com" <airlied@...il.com>, "laurent.pinchart@...asonboard.com"
	<laurent.pinchart@...asonboard.com>, "maarten.lankhorst@...ux.intel.com"
	<maarten.lankhorst@...ux.intel.com>, "mripard@...nel.org"
	<mripard@...nel.org>, "michal.simek@....com" <michal.simek@....com>,
	"simona@...ll.ch" <simona@...ll.ch>, "tzimmermann@...e.de"
	<tzimmermann@...e.de>, "tomi.valkeinen@...asonboard.com"
	<tomi.valkeinen@...asonboard.com>, "vishal.sagar@....com"
	<vishal.sagar@....com>
Subject: 答复: [v2] drm: xlnx: zynqmp_dpsub: Add NULL checks in zynqmp_audio_init()

Thank you for your suggestions. I will read these documents carefully.

-----邮件原件-----
发件人: Markus Elfring <Markus.Elfring@....de> 
发送时间: 2025年2月11日 15:56
收件人: Charles Han(韩春超) <hanchunchao@...pur.com>; dri-devel@...ts.freedesktop.org; linux-arm-kernel@...ts.infradead.org
抄送: LKML <linux-kernel@...r.kernel.org>; David Airlie <airlied@...il.com>; Laurent Pinchart <laurent.pinchart@...asonboard.com>; Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>; Maxime Ripard <mripard@...nel.org>; Michal Simek <michal.simek@....com>; Simona Vetter <simona@...ll.ch>; Thomas Zimmermann <tzimmermann@...e.de>; Tomi Valkeinen <tomi.valkeinen@...asonboard.com>; Vishal Sagar <vishal.sagar@....com>
主题: Re: [v2] drm: xlnx: zynqmp_dpsub: Add NULL checks in zynqmp_audio_init()

…
> Add NULL check in zynqmp_audio_init(), to handle kernel NULL pointer 
> dereference error.

* Can it be more desirable to prevent such issues?

* Would the message subject have been nicer with a key word like “PATCH”
  (besides other refinements)?


…
> ---
>  drivers/gpu/drm/xlnx/zynqmp_dp_audio.c | 4 ++++
…

Will you become more familiar with patch version descriptions?
https://lore.kernel.org/all/?q=%22This+looks+like+a+new+version+of+a+previously+submitted+patch%22
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/Documentation/process/submitting-patches.rst?h=v6.14-rc2#n310

Regards,
Markus

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