linux-kernel - Re: [PATCH v2] coresight: trbe: Fix return value check in arm_trbe_register_coresight

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Message-ID: <d693331d-1e86-415f-8fdc-6a6b43f110a5@web.de>
Date: Mon, 21 Oct 2024 12:25:20 +0200
From: Markus Elfring <Markus.Elfring@....de>
To: Zhen Lei <thunder.leizhen@...wei.com>, coresight@...ts.linaro.org,
 linux-arm-kernel@...ts.infradead.org,
 Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
 Anshuman Khandual <anshuman.khandual@....com>,
 James Clark <james.clark@...aro.org>,
 Mathieu Poirier <mathieu.poirier@...aro.org>,
 Mike Leach <mike.leach@...aro.org>, Suzuki Poulouse <suzuki.poulose@....com>
Cc: LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2] coresight: trbe: Fix return value check in
 arm_trbe_register_coresight_cpu()

…
> memory instead of coresight_get_platform_data(), but forgot to update the
> return value check code accordingly. Fix the incorrect return value check
> for devm_kzalloc(), which returns NULL instead of ERR_PTR() when it fails.
…
> ---
>  drivers/hwtracing/coresight/coresight-trbe.c | 2 +-
…

It would have been nice to add a patch version description.

See also:
* https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/Documentation/process/submitting-patches.rst?h=v6.12-rc4#n321

* https://lore.kernel.org/all/?q=%22This+looks+like+a+new+version+of+a+previously+submitted+patch%22


Regards,
Markus