From: computersforpeace@gmail.com (Brian Norris)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 2/4] mtd: nand: sunxi: add missing of_node_put
Date: Mon, 30 Nov 2015 17:56:37 -0800 [thread overview]
Message-ID: <20151201015637.GW64635@google.com> (raw)
In-Reply-To: <1447884254-26336-3-git-send-email-Julia.Lawall@lip6.fr>
On Wed, Nov 18, 2015 at 11:04:12PM +0100, 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.
>
> A simplified version of 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>
>
> Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
>
Pushed to l2-mtd.git
prev parent reply other threads:[~2015-12-01 1:56 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-11-18 22:04 [PATCH 0/4] add missing of_node_put Julia Lawall
2015-11-18 22:04 ` [PATCH 2/4] mtd: nand: sunxi: " Julia Lawall
2015-11-23 7:26 ` Chen-Yu Tsai
2015-11-23 13:59 ` Boris Brezillon
2015-12-01 1:56 ` Brian Norris [this message]
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