linux-kernel - [PATCH AUTOSEL 4.4 13/23] ide: pmac: add of_node

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Message-Id: <20181213043259.76643-13-sashal@kernel.org>
Date:   Wed, 12 Dec 2018 23:32:49 -0500
From:   Sasha Levin <sashal@...nel.org>
To:     linux-kernel@...r.kernel.org, stable@...r.kernel.org
Cc:     Yangtao Li <tiny.windzz@...il.com>,
        "David S . Miller" <davem@...emloft.net>,
        Sasha Levin <sashal@...nel.org>, linux-ide@...r.kernel.org,
        linuxppc-dev@...ts.ozlabs.org
Subject: [PATCH AUTOSEL 4.4 13/23] ide: pmac: add of_node_put()

From: Yangtao Li <tiny.windzz@...il.com>

[ Upstream commit a51921c0db3fd26c4ed83dc0ec5d32988fa02aa5 ]

use of_node_put() to release the refcount.

Signed-off-by: Yangtao Li <tiny.windzz@...il.com>
Signed-off-by: David S. Miller <davem@...emloft.net>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 drivers/ide/pmac.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/ide/pmac.c b/drivers/ide/pmac.c
index 96a345248224..0add5bb3cee8 100644
--- a/drivers/ide/pmac.c
+++ b/drivers/ide/pmac.c
@@ -920,6 +920,7 @@ static u8 pmac_ide_cable_detect(ide_hwif_t *hwif)
 	struct device_node *root = of_find_node_by_path("/");
 	const char *model = of_get_property(root, "model", NULL);
 
+	of_node_put(root);
 	/* Get cable type from device-tree. */
 	if (cable && !strncmp(cable, "80-", 3)) {
 		/* Some drives fail to detect 80c cable in PowerBook */
-- 
2.19.1