regulator: of: Decrement refcount for suspend state nodes

of_get_regulation_constraints() calls of_get_child_by_name() to find the
regulator-state-{mem,disk} child nodes for each regulator. This function
increments the device node reference counter but this is not decremented
once the function is done using the node.

Fix that by calling of_node_put() after finishing using the device node.

Signed-off-by: Javier Martinez Canillas <javier.martinez@collabora.co.uk>
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/drivers/regulator/of_regulator.c b/drivers/regulator/of_regulator.c
index b375ffe40df1d272ef2106d283cc5af60657a661..f0d19fc9d5d55023aadf0732536f433b055febfc 100644 (file)
--- a/drivers/regulator/of_regulator.c
+++ b/drivers/regulator/of_regulator.c
@@ -107,6 +107,7 @@ static void of_get_regulation_constraints(struct device_node *np,
                                        "regulator-off-in-suspend"))
                        suspend_state->disabled = true;
 
+               of_node_put(suspend_np);
                suspend_state = NULL;
                suspend_np = NULL;
        }