linux-kernel - Re: (subset) [PATCH 0/6] add missing of_node

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Date:   Thu, 25 Nov 2021 20:35:58 +1100
From:   Michael Ellerman <patch-notifications@...erman.id.au>
To:     Julia Lawall <Julia.Lawall@...6.fr>,
        Benjamin Herrenschmidt <benh@...nel.crashing.org>
Cc:     Michael Ellerman <mpe@...erman.id.au>,
        kernel-janitors@...r.kernel.org, linux-kernel@...r.kernel.org,
        Paul Mackerras <paulus@...ba.org>,
        linuxppc-dev@...ts.ozlabs.org
Subject: Re: (subset) [PATCH 0/6] add missing of_node_put

On Fri, 20 Nov 2015 20:33:18 +0000, Julia Lawall wrote:
> The various for_each device_node iterators performs an of_node_get on each
> iteration, so a break out of the loop requires an of_node_put.
> 
> The complete semantic patch that fixes this problem is
> (http://coccinelle.lip6.fr):
> 
> // <smpl>
> @r@
> local idexpression n;
> expression e1,e2;
> iterator name for_each_node_by_name, for_each_node_by_type,
> for_each_compatible_node, for_each_matching_node,
> for_each_matching_node_and_match, for_each_child_of_node,
> for_each_available_child_of_node, for_each_node_with_property;
> iterator i;
> statement S;
> expression list [n1] es;
> @@
> 
> [...]

Patch 5 applied to powerpc/next.

[5/6] powerpc/btext: add missing of_node_put
      https://git.kernel.org/powerpc/c/a1d2b210ffa52d60acabbf7b6af3ef7e1e69cda0

cheers