Re: fpga: dfl: fme: Return directly after a failed devm_kasprintf() call in fme_perf_pmu_register()

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To: Dan Carpenter <dan.carpenter@xxxxxxxxxx>, linux-fpga@xxxxxxxxxxxxxxx, kernel-janitors@xxxxxxxxxxxxxxx, Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>, Moritz Fischer <mdf@xxxxxxxxxx>, Tom Rix <trix@xxxxxxxxxx>, Wu Hao <hao.wu@xxxxxxxxx>, Xu Yilun <yilun.xu@xxxxxxxxx>
Subject: Re: fpga: dfl: fme: Return directly after a failed devm_kasprintf() call in fme_perf_pmu_register()
From: Markus Elfring <Markus.Elfring@xxxxxx>
Date: Wed, 31 Jan 2024 08:51:02 +0100
Cc: LKML <linux-kernel@xxxxxxxxxxxxxxx>, Kunwu Chan <chentao@xxxxxxxxxx>
In-reply-to: <5a3a1c80-47ae-45c7-86ca-8aa40566551b@moroto.mountain>
References: <d94376b6-12e8-45bb-a9be-4887bb316d35@web.de> <b7e2e9d1-5e3e-44b2-a4b7-327d334b776d@moroto.mountain> <e760bd1b-30bf-489f-b745-128d05397feb@web.de> <5a3a1c80-47ae-45c7-86ca-8aa40566551b@moroto.mountain>
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> The check is right before that on line 11527.
>
> https://elixir.bootlin.com/linux/v6.8-rc2/source/kernel/events/core.c#L11527

Do you find a warning message like “Can not register anonymous pmu.” acceptable
in addition to eventual other indications for memory allocation failures so far?

Regards,
Markus

References:
- [PATCH] fpga: dfl: fme: Return directly after a failed devm_kasprintf() call in fme_perf_pmu_register()
  - From: Markus Elfring
- Re: [PATCH] fpga: dfl: fme: Return directly after a failed devm_kasprintf() call in fme_perf_pmu_register()
  - From: Dan Carpenter
- Re: fpga: dfl: fme: Return directly after a failed devm_kasprintf() call in fme_perf_pmu_register()
  - From: Markus Elfring
- Re: fpga: dfl: fme: Return directly after a failed devm_kasprintf() call in fme_perf_pmu_register()
  - From: Dan Carpenter

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