__free() provides a scoped of_node_put() functionality to put the
device_node automatically, and we don't need to call of_node_put()
directly. Let's simplify the code a bit with the use of __free().

Signed-off-by: Zhang Zekun <redacted>
---
 drivers/of/irq.c | 15 +++++----------
 1 file changed, 5 insertions(+), 10 deletions(-)

diff --git a/drivers/of/irq.c b/drivers/of/irq.c
index 36351ad6115e..3291f1ffea49 100644
--- a/drivers/of/irq.c
+++ b/drivers/of/irq.c

@@ -341,7 +341,7 @@ EXPORT_SYMBOL_GPL(of_irq_parse_raw);
  */
 int of_irq_parse_one(struct device_node *device, int index, struct of_phandle_args *out_irq)
 {
-       struct device_node *p;
+       struct device_node *p __free(device_node) = NULL;