linux-kernel - [PATCH] drivers/sbus/char: add of_node

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Message-Id: <20181120133826.20019-1-tiny.windzz@gmail.com>
Date:   Tue, 20 Nov 2018 08:38:26 -0500
From:   Yangtao Li <tiny.windzz@...il.com>
To:     davem@...emloft.net
Cc:     sparclinux@...r.kernel.org, linux-kernel@...r.kernel.org,
        Yangtao Li <tiny.windzz@...il.com>
Subject: [PATCH] drivers/sbus/char: add of_node_put()

use of_node_put() to release the refcount.

Signed-off-by: Yangtao Li <tiny.windzz@...il.com>
---
 drivers/sbus/char/envctrl.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/sbus/char/envctrl.c b/drivers/sbus/char/envctrl.c
index 56e962a01493..b8481927bfe4 100644
--- a/drivers/sbus/char/envctrl.c
+++ b/drivers/sbus/char/envctrl.c
@@ -910,8 +910,10 @@ static void envctrl_init_i2c_child(struct device_node *dp,
 			for (len = 0; len < PCF8584_MAX_CHANNELS; ++len) {
 				pchild->mon_type[len] = ENVCTRL_NOMON;
 			}
+			of_node_put(root_node);
 			return;
 		}
+		of_node_put(root_node);
 	}
 
 	/* Get the monitor channels. */
-- 
2.17.0