drivers/sbus/char: add of_node_put()

BugLink: https://bugs.launchpad.net/bugs/1837257
[ Upstream commit 6bd520ab7cf69486ea81fd3cdfd2d5a390ad1100 ]

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>
Signed-off-by: Andrea Righi <andrea.righi@canonical.com>
Signed-off-by: Khalid Elmously <khalid.elmously@canonical.com>

diff --git a/drivers/sbus/char/envctrl.c b/drivers/sbus/char/envctrl.c
index 56e962a014939e31c7ad74687263ecd69558ef7b..b8481927bfe4048b4147e01c77c0f7f695ab90bb 100644 (file)
--- 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. */