[PATCH] drivers/sbus/char: add of_node_put()

[Yangtao Li]

use of_node_put() to release the refcount.

Signed-off-by: Yangtao Li <tiny.win...@gmail.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