linux-kernel - [PATCH] net: ethernet: remove redundant null pointer check before of_node

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Date:   Sun, 16 Sep 2018 21:13:42 +0800
From:   zhong jiang <zhongjiang@...wei.com>
To:     <davem@...emloft.net>
CC:     <fugang.duan@....com>, <netdev@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
Subject: [PATCH] net: ethernet: remove redundant null pointer check before of_node_put

of_node_put has taken the null pinter check into account. So it is
safe to remove the duplicated check before of_node_put.

Signed-off-by: zhong jiang <zhongjiang@...wei.com>
---
 drivers/net/ethernet/freescale/fec_main.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c
index 2708297..67d6c9d 100644
--- a/drivers/net/ethernet/freescale/fec_main.c
+++ b/drivers/net/ethernet/freescale/fec_main.c
@@ -2055,8 +2055,7 @@ static int fec_enet_mii_init(struct platform_device *pdev)
 
 	node = of_get_child_by_name(pdev->dev.of_node, "mdio");
 	err = of_mdiobus_register(fep->mii_bus, node);
-	if (node)
-		of_node_put(node);
+	of_node_put(node);
 	if (err)
 		goto err_out_free_mdiobus;
 
-- 
1.7.12.4