linux-kernel - Re: [PATCH] m68k/PCI: Fix a memory leak in an error handling path

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Date:   Sat, 18 Apr 2020 22:00:11 +0200
From:   Markus Elfring <Markus.Elfring@....de>
To:     Christophe Jaillet <christophe.jaillet@...adoo.fr>,
        linux-m68k@...ts.linux-m68k.org
Cc:     kernel-janitors@...r.kernel.org, linux-kernel@...r.kernel.org,
        Bjorn Helgaas <bhelgaas@...gle.com>,
        Geert Uytterhoeven <geert@...ux-m68k.org>,
        Greg Ungerer <gerg@...ux-m68k.org>,
        Lorenzo Pieralisi <lorenzo.pieralisi@....com>
Subject: Re: [PATCH] m68k/PCI: Fix a memory leak in an error handling path

> If 'ioremap' fails, we must free 'bridge', as done in other error handling
> path bellow.

I suggest to improve this change description.

* Please avoid a typo.

* Is an imperative wording preferred?

…
> +++ b/arch/m68k/coldfire/pci.c
> @@ -216,8 +216,10 @@ static int __init mcf_pci_init(void)
…

I propose to move the pci_free_host_bridge() call for the desired
exception handling to the end of this function implementation.
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/Documentation/process/coding-style.rst?id=c0d73a868d9b411bd2d0c8e5ff9d98bfa8563cb1#n450

Regards,
Markus