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authorYueHaibing <yuehaibing@huawei.com>2018-05-16 13:59:19 +0300
committerDavid S. Miller <davem@davemloft.net>2018-05-16 21:43:54 +0300
commit93120eba4890e0fcf1e42059d495a7d852db31ed (patch)
treeca6a2ee83b44fbd58b350f3a90da0c2861059098 /drivers
parent9e6881d3665688d14b2ad4860f4e28af4ee02b63 (diff)
downloadlinux-93120eba4890e0fcf1e42059d495a7d852db31ed.tar.xz
net: stmmac: Remove useless test before clk_disable_unprepare
clk_disable_unprepare() already checks that the clock pointer is valid. No need to test it before calling it. Signed-off-by: YueHaibing <yuehaibing@huawei.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c24
1 files changed, 7 insertions, 17 deletions
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c
index 13133b30b575..f08625a02cea 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c
@@ -1104,30 +1104,20 @@ static int gmac_clk_enable(struct rk_priv_data *bsp_priv, bool enable)
} else {
if (bsp_priv->clk_enabled) {
if (phy_iface == PHY_INTERFACE_MODE_RMII) {
- if (!IS_ERR(bsp_priv->mac_clk_rx))
- clk_disable_unprepare(
- bsp_priv->mac_clk_rx);
+ clk_disable_unprepare(bsp_priv->mac_clk_rx);
- if (!IS_ERR(bsp_priv->clk_mac_ref))
- clk_disable_unprepare(
- bsp_priv->clk_mac_ref);
+ clk_disable_unprepare(bsp_priv->clk_mac_ref);
- if (!IS_ERR(bsp_priv->clk_mac_refout))
- clk_disable_unprepare(
- bsp_priv->clk_mac_refout);
+ clk_disable_unprepare(bsp_priv->clk_mac_refout);
}
- if (!IS_ERR(bsp_priv->clk_phy))
- clk_disable_unprepare(bsp_priv->clk_phy);
+ clk_disable_unprepare(bsp_priv->clk_phy);
- if (!IS_ERR(bsp_priv->aclk_mac))
- clk_disable_unprepare(bsp_priv->aclk_mac);
+ clk_disable_unprepare(bsp_priv->aclk_mac);
- if (!IS_ERR(bsp_priv->pclk_mac))
- clk_disable_unprepare(bsp_priv->pclk_mac);
+ clk_disable_unprepare(bsp_priv->pclk_mac);
- if (!IS_ERR(bsp_priv->mac_clk_tx))
- clk_disable_unprepare(bsp_priv->mac_clk_tx);
+ clk_disable_unprepare(bsp_priv->mac_clk_tx);
/**
* if (!IS_ERR(bsp_priv->clk_mac))
* clk_disable_unprepare(bsp_priv->clk_mac);