linux-kernel - Re: [PATCH 3/5] ARM: shmobile: R-Mobile: add missing of_node

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Message-ID: <20151012092910.7580c2b9@free-electrons.com>
Date:	Mon, 12 Oct 2015 09:29:10 +0200
From:	Thomas Petazzoni <thomas.petazzoni@...e-electrons.com>
To:	Geert Uytterhoeven <geert@...ux-m68k.org>
Cc:	Julia Lawall <Julia.Lawall@...6.fr>,
	Simon Horman <horms@...ge.net.au>,
	"kernel-janitors@...r.kernel.org" <kernel-janitors@...r.kernel.org>,
	Magnus Damm <magnus.damm@...il.com>,
	Russell King <linux@....linux.org.uk>,
	Linux-sh list <linux-sh@...r.kernel.org>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Andrew Lunn <andrew@...n.ch>,
	Bjorn Helgaas <bhelgaas@...gle.com>,
	Jason Cooper <jason@...edaemon.net>
Subject: Re: [PATCH 3/5] ARM: shmobile: R-Mobile: add missing of_node_put

Dear Geert Uytterhoeven,

On Mon, 12 Oct 2015 09:18:52 +0200, Geert Uytterhoeven wrote:

> >                 pd = kzalloc(sizeof(*pd), GFP_KERNEL);
> > -               if (!pd)
> > +               if (!pd) {
> > +                       of_node_put(np);
> >                         return -ENOMEM;
> > +               }
> 
> While technically this patch is correct, the system will be dead anyway if it
> ever goes OOM at core_initcall() time.

Then BUG_ON(!pd); ?

Thomas
-- 
Thomas Petazzoni, CTO, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com
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