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Groups > linux.kernel > #1311995
| From | Nicolas Ferre <nicolas.ferre@atmel.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH] clocksource: atmel-st: use return value from clk_prepare_enable() |
| Date | 2016-01-19 09:40 +0100 |
| Message-ID | <qSzZv-5fh-1@gated-at.bofh.it> (permalink) |
| References | <qSnOG-5b4-5@gated-at.bofh.it> |
| Organization | atmel |
Le 18/01/2016 20:34, Alexandre Belloni a écrit :
> ret is used to detect an error but it was not properly updated after
> calling clk_prepare_enable() thus it made it impossible to detect an error
> when enabling the slow clock.
>
> Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
> ---
> drivers/clocksource/timer-atmel-st.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/clocksource/timer-atmel-st.c b/drivers/clocksource/timer-atmel-st.c
> index 29d21d68df5a..c69070c6ad91 100644
> --- a/drivers/clocksource/timer-atmel-st.c
> +++ b/drivers/clocksource/timer-atmel-st.c
> @@ -225,7 +225,7 @@ static void __init atmel_st_timer_init(struct device_node *node)
> if (IS_ERR(sclk))
> panic(pr_fmt("Unable to get slow clock\n"));
>
> - clk_prepare_enable(sclk);
> + ret = clk_prepare_enable(sclk);
Yes, sure...
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Thanks!
> if (ret)
> panic(pr_fmt("Could not enable slow clock\n"));
>
>
--
Nicolas Ferre
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[PATCH] clocksource: atmel-st: use return value from clk_prepare_enable() Alexandre Belloni <alexandre.belloni@free-electrons.com> - 2016-01-18 20:40 +0100 Re: [PATCH] clocksource: atmel-st: use return value from clk_prepare_enable() Nicolas Ferre <nicolas.ferre@atmel.com> - 2016-01-19 09:40 +0100 Re: [PATCH] clocksource: atmel-st: use return value from clk_prepare_enable() Daniel Lezcano <daniel.lezcano@linaro.org> - 2016-01-19 10:00 +0100
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