linux-kernel - Re: scsi: ses: Move a label in ses_enclosure_data

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Date: Sat, 30 Dec 2023 15:25:11 +0100
From: Markus Elfring <Markus.Elfring@....de>
To: James Bottomley <jejb@...ux.ibm.com>, linux-scsi@...r.kernel.org,
 kernel-janitors@...r.kernel.org,
 "Martin K. Petersen" <martin.petersen@...cle.com>
Cc: LKML <linux-kernel@...r.kernel.org>
Subject: Re: scsi: ses: Move a label in ses_enclosure_data_process()

>> If you would dare to follow advice from goto chains in a strict way,
>> I imagine that you can tend to stress the attention for more useful
>> data processing a bit more than such a redundant function call.
>
> It's about maintainability and simplicity.  Eliminating kfree(NULL)
> doesn't simplify most code,

I find it easy to avoid such a call in the affected and concrete
function implementation.

>                             it just makes the exit paths more complex

Where is undesirable software complexity here in the repositioning
of the label “simple_populate” before the statement “buf = NULL;”?

Regards,
Markus