Add check for the return value of clk_enable() in order to catch the potential exception. Fixes: 4e2f42aa00b6 ("counter: ti-ecap-capture: capture driver support for ECAP") Signed-off-by: Jiasheng Jiang <jiashengjiangcool@xxxxxxxxx> --- drivers/counter/ti-ecap-capture.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/counter/ti-ecap-capture.c b/drivers/counter/ti-ecap-capture.c index 675447315caf..30a269fa5da0 100644 --- a/drivers/counter/ti-ecap-capture.c +++ b/drivers/counter/ti-ecap-capture.c @@ -574,8 +574,11 @@ static int ecap_cnt_resume(struct device *dev) { struct counter_device *counter_dev = dev_get_drvdata(dev); struct ecap_cnt_dev *ecap_dev = counter_priv(counter_dev); + int ret; - clk_enable(ecap_dev->clk); + ret = clk_enable(ecap_dev->clk); + if (ret) + return ret; ecap_cnt_capture_set_evmode(counter_dev, ecap_dev->pm_ctx.ev_mode); -- 2.25.1