[PATCH -next] net: dsa: rzn1-a5psw: add missing of_node_put() in a5psw_pcs_get()

[Yang Yingliang]

of_parse_phandle() will increase the refcount of 'pcs_node', so add
of_node_put() before return from a5psw_pcs_get().

Fixes: 888cdb892b61 ("net: dsa: rzn1-a5psw: add Renesas RZ/N1 advanced 5 port switch driver")
Reported-by: Hulk Robot <hulkci@xxxxxxxxxx>
Signed-off-by: Yang Yingliang <yangyingliang@xxxxxxxxxx>
---
 drivers/net/dsa/rzn1_a5psw.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/net/dsa/rzn1_a5psw.c b/drivers/net/dsa/rzn1_a5psw.c
index 3e910da98ae2..301171ee1061 100644
--- a/drivers/net/dsa/rzn1_a5psw.c
+++ b/drivers/net/dsa/rzn1_a5psw.c
@@ -923,6 +923,7 @@ static int a5psw_pcs_get(struct a5psw *a5psw)
 	return 0;
 
 free_pcs:
+	of_node_put(pcs_node);
 	of_node_put(port);
 	of_node_put(ports);
 	a5psw_pcs_free(a5psw);
-- 
2.25.1