* [PATCH net-next] net: pxa168_eth: remove redundant null check before clk_disable_unprepare()
@ 2020-09-09 14:06 Zhang Changzhong
2020-09-09 21:18 ` David Miller
0 siblings, 1 reply; 2+ messages in thread
From: Zhang Changzhong @ 2020-09-09 14:06 UTC (permalink / raw)
To: davem, kuba; +Cc: netdev, linux-kernel
Because clk_prepare_enable() and clk_disable_unprepare() already checked
NULL clock parameter, so the additional checks are unnecessary, just
remove them.
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Zhang Changzhong <zhangchangzhong@huawei.com>
---
drivers/net/ethernet/marvell/pxa168_eth.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/drivers/net/ethernet/marvell/pxa168_eth.c b/drivers/net/ethernet/marvell/pxa168_eth.c
index eb8cf60..faac94b 100644
--- a/drivers/net/ethernet/marvell/pxa168_eth.c
+++ b/drivers/net/ethernet/marvell/pxa168_eth.c
@@ -1541,10 +1541,8 @@ static int pxa168_eth_remove(struct platform_device *pdev)
}
if (dev->phydev)
phy_disconnect(dev->phydev);
- if (pep->clk) {
- clk_disable_unprepare(pep->clk);
- }
+ clk_disable_unprepare(pep->clk);
mdiobus_unregister(pep->smi_bus);
mdiobus_free(pep->smi_bus);
unregister_netdev(dev);
--
2.9.5
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2020-09-09 14:06 [PATCH net-next] net: pxa168_eth: remove redundant null check before clk_disable_unprepare() Zhang Changzhong
2020-09-09 21:18 ` David Miller
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