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From:   Michael Ellerman <patch-notifications@ellerman.id.au>
To:     Julia Lawall <Julia.Lawall@lip6.fr>,
        Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc:     Michael Ellerman <mpe@ellerman.id.au>,
        kernel-janitors@vger.kernel.org, linux-kernel@vger.kernel.org,
        Paul Mackerras <paulus@samba.org>,
        linuxppc-dev@lists.ozlabs.org
In-Reply-To: <1448051604-25256-1-git-send-email-Julia.Lawall@lip6.fr>
References: <1448051604-25256-1-git-send-email-Julia.Lawall@lip6.fr>
Subject: Re: (subset) [PATCH 0/6] add missing of_node_put
Message-Id: <163783295820.1228879.10682208282272545718.b4-ty@ellerman.id.au>
Date:   Thu, 25 Nov 2021 20:35:58 +1100
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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