Re: [PATCH 1/8] am437x: fix smatch warning

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Hans Verkuil <hverkuil-cisco@xxxxxxxxx> wrote on Sun [2019-Nov-03 12:23:31 +0100]:
> Fixes this warning:
> 
> drivers/media/platform/am437x/am437x-vpfe.c:288 vpfe_ccdc_validate_param() warn: unsigned 'ccdcparam->alaw.gamma_wd' is never less than zero.
> 
> by dropping the gamma_wd < VPFE_CCDC_GAMMA_BITS_15_6 check
> since VPFE_CCDC_GAMMA_BITS_15_6 is 0.
> 
> Signed-off-by: Hans Verkuil <hverkuil-cisco@xxxxxxxxx>
> Cc: Benoit Parrot <bparrot@xxxxxx>
> ---
>  drivers/media/platform/am437x/am437x-vpfe.c | 1 -
>  1 file changed, 1 deletion(-)
> 
> diff --git a/drivers/media/platform/am437x/am437x-vpfe.c b/drivers/media/platform/am437x/am437x-vpfe.c
> index 447610b67db4..09104304bd06 100644
> --- a/drivers/media/platform/am437x/am437x-vpfe.c
> +++ b/drivers/media/platform/am437x/am437x-vpfe.c
> @@ -285,7 +285,6 @@ vpfe_ccdc_validate_param(struct vpfe_ccdc *ccdc,
>  	max_data = ccdc_data_size_max_bit(ccdcparam->data_sz);
>  
>  	if (ccdcparam->alaw.gamma_wd > VPFE_CCDC_GAMMA_BITS_09_0 ||
> -	    ccdcparam->alaw.gamma_wd < VPFE_CCDC_GAMMA_BITS_15_6 ||
>  	    max_gamma > max_data) {

Reviewed-by: Benoit Parrot <bparrot@xxxxxx>

>  		vpfe_dbg(1, vpfe, "Invalid data line select\n");
>  		return -EINVAL;
> -- 
> 2.23.0
> 



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