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| author | Axel Lin <axel.lin@ingics.com> | 2015-03-04 09:33:32 +0800 |
|---|---|---|
| committer | Kishon Vijay Abraham I <kishon@ti.com> | 2015-03-12 11:01:17 +0530 |
| commit | 6b08e36ba32b3cb4d44af617c8984f9c2bfdf964 (patch) | |
| tree | 9100d38a29c9d9f7e4135ed533ed15a54717f191 /drivers/phy | |
| parent | a5e5d3c0b239a67d712995f37140e354b5547003 (diff) | |
| download | lwn-6b08e36ba32b3cb4d44af617c8984f9c2bfdf964.tar.gz lwn-6b08e36ba32b3cb4d44af617c8984f9c2bfdf964.zip | |
phy: rockchip-usb: Fixup rockchip_usb_phy_power_on failure path
If rockchip_usb_phy_power() fails, we need to call clk_disable_unprepare()
before return. This is to ensure we have balanced clk_enable/disable calls.
Also remove unneeded ret checking in rockchip_usb_phy_power_off.
Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Diffstat (limited to 'drivers/phy')
| -rw-r--r-- | drivers/phy/phy-rockchip-usb.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/phy/phy-rockchip-usb.c b/drivers/phy/phy-rockchip-usb.c index 22011c3b6a4b..7d4c33643768 100644 --- a/drivers/phy/phy-rockchip-usb.c +++ b/drivers/phy/phy-rockchip-usb.c @@ -61,8 +61,6 @@ static int rockchip_usb_phy_power_off(struct phy *_phy) return ret; clk_disable_unprepare(phy->clk); - if (ret) - return ret; return 0; } @@ -78,8 +76,10 @@ static int rockchip_usb_phy_power_on(struct phy *_phy) /* Power up usb phy analog blocks by set siddq 0 */ ret = rockchip_usb_phy_power(phy, 0); - if (ret) + if (ret) { + clk_disable_unprepare(phy->clk); return ret; + } return 0; } |