cpuidle: dt: Add missing 'of_node_put()'

[ Upstream commit b2cdd8e1b54849477a32d820acc2e87828a38f3d ]

'of_node_put()' should be called on pointer returned by
'of_parse_phandle()' when done. In this function this is done in all path
except this 'continue', so add it.

Fixes: 97735da074fd (drivers: cpuidle: Add status property to ARM idle states)
Signed-off-by: Christophe Jaillet <christophe.jaillet@wanadoo.fr>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>

diff --git a/drivers/cpuidle/dt_idle_states.c b/drivers/cpuidle/dt_idle_states.c
index a5c111b67f377e2a1b8e008c9fa09a92bfcea051..ea11a33e7fff4383e6f333e52393e0b984c3549d 100644 (file)
--- a/drivers/cpuidle/dt_idle_states.c
+++ b/drivers/cpuidle/dt_idle_states.c
@@ -174,8 +174,10 @@ int dt_init_idle_driver(struct cpuidle_driver *drv,
                if (!state_node)
                        break;
 
-               if (!of_device_is_available(state_node))
+               if (!of_device_is_available(state_node)) {
+                       of_node_put(state_node);
                        continue;
+               }
 
                if (!idle_state_valid(state_node, i, cpumask)) {
                        pr_warn("%s idle state not valid, bailing out\n",