[PATCH net-next] net: fs_enet: remove redundant null check

Subsystems: freescale soc fs_enet driver, networking drivers, the rest

STALE2204d

2 messages, 2 authors, 2020-07-21 · open the first message on its own page

[PATCH net-next] net: fs_enet: remove redundant null check

From: Zhang Changzhong <hidden>
Date: 2020-07-20 11:12:48

Because clk_prepare_enable and clk_disable_unprepare already
checked NULL clock parameter, so the additional checks are
unnecessary, just remove them.

Signed-off-by: Zhang Changzhong <redacted>
---
 drivers/net/ethernet/freescale/fs_enet/fs_enet-main.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)
diff --git a/drivers/net/ethernet/freescale/fs_enet/fs_enet-main.c b/drivers/net/ethernet/freescale/fs_enet/fs_enet-main.c
index b0d4b198..bf846b4 100644
--- a/drivers/net/ethernet/freescale/fs_enet/fs_enet-main.c
+++ b/drivers/net/ethernet/freescale/fs_enet/fs_enet-main.c
@@ -1043,8 +1043,7 @@ static int fs_enet_probe(struct platform_device *ofdev)
 out_free_dev:
 	free_netdev(ndev);
 out_put:
-	if (fpi->clk_per)
-		clk_disable_unprepare(fpi->clk_per);
+	clk_disable_unprepare(fpi->clk_per);
 out_deregister_fixed_link:
 	of_node_put(fpi->phy_node);
 	if (of_phy_is_fixed_link(ofdev->dev.of_node))
@@ -1065,8 +1064,7 @@ static int fs_enet_remove(struct platform_device *ofdev)
 	fep->ops->cleanup_data(ndev);
 	dev_set_drvdata(fep->dev, NULL);
 	of_node_put(fep->fpi->phy_node);
-	if (fep->fpi->clk_per)
-		clk_disable_unprepare(fep->fpi->clk_per);
+	clk_disable_unprepare(fep->fpi->clk_per);
 	if (of_phy_is_fixed_link(ofdev->dev.of_node))
 		of_phy_deregister_fixed_link(ofdev->dev.of_node);
 	free_netdev(ndev);
-- 
1.8.3.1

Re: [PATCH net-next] net: fs_enet: remove redundant null check

From: David Miller <davem@davemloft.net>
Date: 2020-07-21 00:42:44

From: Zhang Changzhong <redacted>
Date: Mon, 20 Jul 2020 19:12:33 +0800
Because clk_prepare_enable and clk_disable_unprepare already
checked NULL clock parameter, so the additional checks are
unnecessary, just remove them.

Signed-off-by: Zhang Changzhong <redacted>
Applied.
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