It's missed to call clk_unprepare() about info->rtc_src_clk in s3c_rtc_remove and to call clk_disable_unprepare about info->rtc_clk in error routine of s3c_rtc_probe. Signed-off-by: Joonyoung Shim <jy0922.shim@xxxxxxxxxxx> --- drivers/rtc/rtc-s3c.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/rtc/rtc-s3c.c b/drivers/rtc/rtc-s3c.c index a0f8323..d1866a4 100644 --- a/drivers/rtc/rtc-s3c.c +++ b/drivers/rtc/rtc-s3c.c @@ -410,6 +410,8 @@ static int s3c_rtc_remove(struct platform_device *pdev) s3c_rtc_setaie(info->dev, 0); + if (info->data->needs_src_clk) + clk_unprepare(info->rtc_src_clk); clk_unprepare(info->rtc_clk); info->rtc_clk = NULL; @@ -482,6 +484,7 @@ static int s3c_rtc_probe(struct platform_device *pdev) if (IS_ERR(info->rtc_src_clk)) { dev_err(&pdev->dev, "failed to find rtc source clock\n"); + clk_disable_unprepare(info->rtc_clk); return PTR_ERR(info->rtc_src_clk); } clk_prepare_enable(info->rtc_src_clk); -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe linux-samsung-soc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html