Message ID | 1599660540-25295-1-git-send-email-zhangchangzhong@huawei.com |
---|---|
State | Accepted |
Delegated to: | David Miller |
Headers | show |
Series | [net-next] net: stmmac: dwmac-intel-plat: remove redundant null check before clk_disable_unprepare() | expand |
From: Zhang Changzhong <zhangchangzhong@huawei.com> Date: Wed, 9 Sep 2020 22:09:00 +0800 > 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> Applied.
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-intel-plat.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-intel-plat.c index ccac7bf..b1323d5 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-intel-plat.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-intel-plat.c @@ -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; }
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/stmicro/stmmac/dwmac-intel-plat.c | 8 ++------ 1 file changed, 2 insertions(+), 6 deletions(-)