Add check for the return value of clk_enable() to catch the potential
error.
Fixes: 9ba96ae5074c ("usb: omap1: Tahvo USB transceiver driver")
Signed-off-by: Mingwei Zheng <zmw12306@xxxxxxxxx>
Signed-off-by: Jiasheng Jiang <jiashengjiangcool@xxxxxxxxx>
---
drivers/usb/phy/phy-tahvo.c | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/drivers/usb/phy/phy-tahvo.c b/drivers/usb/phy/phy-tahvo.c
index ae7bf3ff89ee..0b8801318cd2 100644
--- a/drivers/usb/phy/phy-tahvo.c
+++ b/drivers/usb/phy/phy-tahvo.c
@@ -342,8 +342,11 @@ static int tahvo_usb_probe(struct platform_device *pdev)
mutex_init(&tu->serialize);
tu->ick = devm_clk_get(&pdev->dev, "usb_l4_ick");
- if (!IS_ERR(tu->ick))
- clk_enable(tu->ick);
+ if (!IS_ERR(tu->ick)) {
+ ret = clk_enable(tu->ick);
+ if (ret)
+ return ret;
+ }
/*
* Set initial state, so that we generate kevents only on state changes.
--
2.34.1
