openwrtv4/target/linux/brcm63xx/patches-4.4/001-4.15-12-bcm63xx_enet-drop-unneeded-NULL-phy_clk-check.patch
Jonas Gorski 49c3b1c455 brcm63xx: backport enet cleanup patches
Align with upstream version, mostly non-fixes and small clean ups.

Signed-off-by: Jonas Gorski <jonas.gorski@gmail.com>
2017-12-16 12:57:05 +01:00

36 lines
1.1 KiB
Diff

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
@@ -1924,8 +1924,7 @@ 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);
@@ -1964,9 +1963,7 @@ 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);