linux-kernel - [PATCH] ide: pmac: add of_node

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Message-Id: <20181120130249.19525-1-tiny.windzz@gmail.com>
Date:   Tue, 20 Nov 2018 08:02:49 -0500
From:   Yangtao Li <tiny.windzz@...il.com>
To:     davem@...emloft.net, benh@...nel.crashing.org, paulus@...ba.org,
        mpe@...erman.id.au
Cc:     linux-ide@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org,
        linux-kernel@...r.kernel.org, Yangtao Li <tiny.windzz@...il.com>
Subject: [PATCH] ide: pmac: add of_node_put()

use of_node_put() to release the refcount.

Signed-off-by: Yangtao Li <tiny.windzz@...il.com>
---
 drivers/ide/pmac.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/ide/pmac.c b/drivers/ide/pmac.c
index c5b902b86b44..203ed4adc04a 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 */
-- 
2.17.0