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

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Message-ID: <03681acf-9524-4fd1-b40d-a7cafe1c5572@web.de>
Date: Tue, 11 Feb 2025 08:55:46 +0100
From: Markus Elfring <Markus.Elfring@....de>
To: Charles Han <hanchunchao@...pur.com>, dri-devel@...ts.freedesktop.org,
 linux-arm-kernel@...ts.infradead.org
Cc: 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>
Subject: 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