Re: [PATCH] watchdog: s3c2410: Fix getting the optional clock

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On 12/12/2021 18:02, Sam Protsenko wrote:
> "watchdog_src" clock is optional and may not be present for some SoCs
> supported by this driver. Nevertheless, in case the clock is provided
> but some error happens during its getting, that error should be handled
> properly. Use devm_clk_get_optional() API for that. Also report possible
> errors using dev_err_probe() to handle properly -EPROBE_DEFER error (if
> clock provider is not ready by the time WDT probe function is executed).
> 
> Fixes: a4f3dc8d5fbc ("watchdog: s3c2410: Support separate source clock")
> Reported-by: kernel test robot <lkp@xxxxxxxxx>
> Reported-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
> Suggested-by: Guenter Roeck <linux@xxxxxxxxxxxx>
> Signed-off-by: Sam Protsenko <semen.protsenko@xxxxxxxxxx>
> ---
>  drivers/watchdog/s3c2410_wdt.c | 22 ++++++++++++----------
>  1 file changed, 12 insertions(+), 10 deletions(-)
> 


Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxxxxx>


Best regards,
Krzysztof



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