From: Sebastian Reichel <sre@kernel.org>
To: Julia Lawall <Julia.Lawall@lip6.fr>
Cc: kernel-janitors@vger.kernel.org,
Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>,
David Woodhouse <dwmw2@infradead.org>,
linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org,
Russell King - ARM Linux <linux@arm.linux.org.uk>,
Thomas Petazzoni <thomas.petazzoni@free-electrons.com>,
Andrew Lunn <andrew@lunn.ch>, Bjorn Helgaas <bhelgaas@google.com>,
Jason Cooper <jason@lakedaemon.net>
Subject: Re: [PATCH 2/5] power_supply: charger-manager: add missing of_node_put
Date: Thu, 15 Oct 2015 10:56:40 +0200 [thread overview]
Message-ID: <20151015085640.GA29200@earth> (raw)
In-Reply-To: <1444480254-14399-3-git-send-email-Julia.Lawall@lip6.fr>
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Hi,
On Sat, Oct 10, 2015 at 02:30:51PM +0200, Julia Lawall wrote:
> for_each_child_of_node performs an of_node_get on each iteration, so
> a break out of the loop requires an of_node_put.
>
> The semantic patch that fixes this problem is as follows
> (http://coccinelle.lip6.fr):
>
> // <smpl>
> @@
> expression root,e;
> local idexpression child;
> @@
>
> for_each_child_of_node(root, child) {
> ... when != of_node_put(child)
> when != e = child
> (
> return child;
> |
> + of_node_put(child);
> ? return ...;
> )
> ...
> }
> // </smpl>
Thanks, queued.
-- Sebastian
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next prev parent reply other threads:[~2015-10-15 8:56 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-10-10 12:30 [PATCH 0/5] add missing of_node_put Julia Lawall
2015-10-10 12:30 ` [PATCH 1/5] backlight: 88pm860x_bl: " Julia Lawall
2015-10-13 8:15 ` Lee Jones
2015-10-10 12:30 ` [PATCH 2/5] power_supply: charger-manager: " Julia Lawall
2015-10-12 2:20 ` Krzysztof Kozlowski
2015-10-15 8:56 ` Sebastian Reichel [this message]
2015-10-10 12:30 ` [PATCH 3/5] ARM: shmobile: R-Mobile: " Julia Lawall
2015-10-12 0:16 ` Simon Horman
2015-10-12 7:18 ` Geert Uytterhoeven
2015-10-12 7:24 ` Julia Lawall
2015-10-12 7:26 ` Geert Uytterhoeven
2015-10-12 7:29 ` Thomas Petazzoni
2015-10-12 7:30 ` Geert Uytterhoeven
2015-10-10 12:30 ` [PATCH 4/5] regulator: of: " Julia Lawall
2015-10-12 0:33 ` Krzysztof Kozlowski
2015-10-12 5:35 ` Julia Lawall
2015-10-12 12:44 ` Julia Lawall
2015-10-12 12:58 ` Krzysztof Kozlowski
2018-02-12 12:09 ` Applied "regulator: of: Add a missing 'of_node_put()' in an error handling path of 'of_regulator_match()'" to the regulator tree Mark Brown
2015-10-10 12:30 ` [PATCH 5/5] arm: add missing of_node_put Julia Lawall
2015-10-10 21:02 ` Arnd Bergmann
2015-10-10 21:08 ` Thomas Petazzoni
2015-10-10 21:12 ` Julia Lawall
2015-10-10 21:10 ` Julia Lawall
2015-10-10 21:15 ` Arnd Bergmann
2015-10-10 21:41 ` [PATCH 5/5 v2] " Julia Lawall
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