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net: stmmac: dwmac-intel-plat: remove redundant null check before clk_disable_unprepare()

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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>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Zhang Changzhong
2020-09-09 22:09:00 +08:00
committed by David S. Miller
parent a0d48518cd
commit 6b5472d4f1
1 changed files with 2 additions and 6 deletions
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8
drivers/net/ethernet/stmicro/stmmac/dwmac-intel-plat.c
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@@ -149,9 +149,7 @@ static int intel_eth_plat_probe(struct platform_device *pdev)
ret = stmmac_dvr_probe(&pdev->dev, plat_dat, &stmmac_res);
if (ret) {
if (dwmac->tx_clk)
clk_disable_unprepare(dwmac->tx_clk);
clk_disable_unprepare(dwmac->tx_clk);
goto err_remove_config_dt;
}
@@ -169,9 +167,7 @@ static int intel_eth_plat_remove(struct platform_device *pdev)
int ret;
ret = stmmac_pltfr_remove(pdev);
if (dwmac->tx_clk)
clk_disable_unprepare(dwmac->tx_clk);
clk_disable_unprepare(dwmac->tx_clk);
return ret;
}