ide: pmac: add of_node_put()

[ Upstream commit a51921c0db3fd26c4ed83dc0ec5d32988fa02aa5 ]

use of_node_put() to release the refcount.

Signed-off-by: Yangtao Li <tiny.windzz@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>

diff --git a/drivers/ide/pmac.c b/drivers/ide/pmac.c
index c5b902b..203ed4a 100644 (file)
--- 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 */