openwrt/target/linux/brcm63xx/patches-4.9/001-4.15-12-bcm63xx_enet-drop-unneeded-NULL-phy_clk-check.patch

From 555baec974ede81e616ca88ac6d3fca09239368f Mon Sep 17 00:00:00 2001
From: Jonas Gorski <jonas.gorski@gmail.com>
Date: Tue, 18 Jul 2017 13:18:01 +0200
Subject: [PATCH 5/6] bcm63xx_enet: drop unneeded NULL phy_clk check

clk_disable and clk_unprepare are NULL-safe, so need to duplicate the
NULL check of the functions.

Signed-off-by: Jonas Gorski <jonas.gorski@gmail.com>
---
 drivers/net/ethernet/broadcom/bcm63xx_enet.c | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

--- a/drivers/net/ethernet/broadcom/bcm63xx_enet.c
+++ b/drivers/net/ethernet/broadcom/bcm63xx_enet.c
@@ -1919,8 +1919,7 @@ out_free_mdio:
 out_uninit_hw:
 	/* turn off mdc clock */
 	enet_writel(priv, 0, ENET_MIISC_REG);
-	if (priv->phy_clk)
-		clk_disable_unprepare(priv->phy_clk);
+	clk_disable_unprepare(priv->phy_clk);
 
 out_disable_clk_mac:
 	clk_disable_unprepare(priv->mac_clk);
@@ -1959,9 +1958,7 @@ static int bcm_enet_remove(struct platfo
 	}
 
 	/* disable hw block clocks */
-	if (priv->phy_clk)
-		clk_disable_unprepare(priv->phy_clk);
-
+	clk_disable_unprepare(priv->phy_clk);
 	clk_disable_unprepare(priv->mac_clk);
 
 	free_netdev(dev);