[U-Boot] [PATCH 07/20] adc: stm32: Fix warnings when compiling with W=1

[Fabrice Gasnier]

On 6/21/19 3:26 PM, Patrick Delaunay wrote:
> This patch solves the following warnings:
> 
> drivers/adc/stm32-adc-core.c: In function 'stm32h7_adc_clk_sel':
> warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
>    for (i = 0; i < ARRAY_SIZE(stm32h7_adc_ckmodes_spec); i++) {
>                  ^
> warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
>   for (i = 0; i < ARRAY_SIZE(stm32h7_adc_ckmodes_spec); i++) {
>                 ^
> Signed-off-by: Patrice Chotard <patrice.chotard at st.com>
> 
> Signed-off-by: Patrick Delaunay <patrick.delaunay at st.com>
Hi Patrick,

Acked-by: Fabrice Gasnier <fabrice.gasnier at st.com>

Thanks,
Fabrice
> ---
> 
>  drivers/adc/stm32-adc-core.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/adc/stm32-adc-core.c b/drivers/adc/stm32-adc-core.c
> index a9aa143..04b6a8a 100644
> --- a/drivers/adc/stm32-adc-core.c
> +++ b/drivers/adc/stm32-adc-core.c
> @@ -60,7 +60,8 @@ static int stm32h7_adc_clk_sel(struct udevice *dev,
>  {
>  	u32 ckmode, presc;
>  	unsigned long rate;
> -	int i, div;
> +	unsigned int i;
> +	int div;
>  
>  	/* stm32h7 bus clock is common for all ADC instances (mandatory) */
>  	if (!clk_valid(&common->bclk)) {
>