[PATCH] phy: rockchip-inno-usb2: Fix missing clk_disable_unprepare() in rockchip_usb2phy_power_on()

[Shang XiaoJing]

The clk_disable_unprepare() should be called in the error handling of
rockchip_usb2phy_power_on().

Fixes: 0e08d2a727e6 ("phy: rockchip-inno-usb2: add a new driver for Rockchip usb2phy")
Signed-off-by: Shang XiaoJing <shangxiaojing at huawei.com>
---
 drivers/phy/rockchip/phy-rockchip-inno-usb2.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/phy/rockchip/phy-rockchip-inno-usb2.c b/drivers/phy/rockchip/phy-rockchip-inno-usb2.c
index e6ededc51523..a0bc10aa7961 100644
--- a/drivers/phy/rockchip/phy-rockchip-inno-usb2.c
+++ b/drivers/phy/rockchip/phy-rockchip-inno-usb2.c
@@ -485,8 +485,10 @@ static int rockchip_usb2phy_power_on(struct phy *phy)
 		return ret;
 
 	ret = property_enable(base, &rport->port_cfg->phy_sus, false);
-	if (ret)
+	if (ret) {
+		clk_disable_unprepare(rphy->clk480m);
 		return ret;
+	}
 
 	/* waiting for the utmi_clk to become stable */
 	usleep_range(1500, 2000);
-- 
2.17.1