Messages in this thread Patch in this message | | | From | Jiasheng Jiang <> | Subject | [PATCH] rtc: snvs: Handle error for clk_enable | Date | Fri, 4 Mar 2022 15:20:18 +0800 |
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As the potential failure of the clk_enable(), it should be better to check it and return error if fails.
Fixes: edb190cb1734 ("rtc: snvs: make sure clock is enabled for interrupt handle") Signed-off-by: Jiasheng Jiang <jiasheng@iscas.ac.cn> --- drivers/rtc/rtc-snvs.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/rtc/rtc-snvs.c b/drivers/rtc/rtc-snvs.c index bd929b0e7d7d..f273f7d873f8 100644 --- a/drivers/rtc/rtc-snvs.c +++ b/drivers/rtc/rtc-snvs.c @@ -269,8 +269,11 @@ static irqreturn_t snvs_rtc_irq_handler(int irq, void *dev_id) struct snvs_rtc_data *data = dev_get_drvdata(dev); u32 lpsr; u32 events = 0; + int ret; - clk_enable(data->clk); + ret = clk_enable(data->clk); + if (ret) + return IRQ_NONE; regmap_read(data->regmap, data->offset + SNVS_LPSR, &lpsr); -- 2.25.1
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