linux-kernel - [PATCH] powpc:feature: of_node_put is not needed after iterator.

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Message-ID: <1533392700-24621-1-git-send-email-zhongjiang@huawei.com>
Date:   Sat, 4 Aug 2018 22:25:00 +0800
From:   zhong jiang <zhongjiang@...wei.com>
To:     <benh@...nel.crashing.org>
CC:     <paulus@...ba.org>, <mpe@...erman.id.au>,
        <linuxppc-dev@...ts.ozlabs.org>, <linux-kernel@...r.kernel.org>
Subject: [PATCH] powpc:feature: of_node_put is not needed after iterator.

for_each_node_by_name iterators only  exit normally when the loop
cursor is NULL, So there is no point to call of_node_put.

Signed-off-by: zhong jiang <zhongjiang@...wei.com>
---
 arch/powerpc/platforms/powermac/feature.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/arch/powerpc/platforms/powermac/feature.c b/arch/powerpc/platforms/powermac/feature.c
index 3f82cb2..4eb8cb3 100644
--- a/arch/powerpc/platforms/powermac/feature.c
+++ b/arch/powerpc/platforms/powermac/feature.c
@@ -2889,10 +2889,8 @@ static void __init probe_one_macio(const char *name, const char *compat, int typ
 	/* On all machines, switch modem & serial ports off */
 	for_each_node_by_name(np, "ch-a")
 		initial_serial_shutdown(np);
-	of_node_put(np);
 	for_each_node_by_name(np, "ch-b")
 		initial_serial_shutdown(np);
-	of_node_put(np);
 }
 
 void __init
-- 
1.7.12.4