Commit 1c35cc9c authored by Zhang Changzhong's avatar Zhang Changzhong Committed by Jakub Kicinski
Browse files

net: stmmac: remove redundant null check before clk_disable_unprepare() 



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

Reported-by: default avatarHulk Robot <hulkci@huawei.com>
Signed-off-by: default avatarZhang Changzhong <zhangchangzhong@huawei.com>
Signed-off-by: default avatarJakub Kicinski <kuba@kernel.org>
parent e50fd9b5

drivers/net/ethernet/stmicro/stmmac/stmmac_main.c

+2 −4
Original line number Diff line number Diff line
@@ -788,7 +788,6 @@ static int stmmac_init_ptp(struct stmmac_priv *priv) 


static void stmmac_release_ptp(struct stmmac_priv *priv)

{

	if (priv->plat->clk_ptp_ref)

	clk_disable_unprepare(priv->plat->clk_ptp_ref);

	stmmac_ptp_unregister(priv);

}
@@ -5108,7 +5107,6 @@ int stmmac_suspend(struct device *dev) 
		stmmac_mac_set(priv, priv->ioaddr, false);

		pinctrl_pm_select_sleep_state(priv->device);

		/* Disable clock in case of PWM is off */

		if (priv->plat->clk_ptp_ref)

		clk_disable_unprepare(priv->plat->clk_ptp_ref);

		clk_disable_unprepare(priv->plat->pclk);

		clk_disable_unprepare(priv->plat->stmmac_clk);

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