Re: [PATCH 2/3] staging: greybus: light: fix attributes allocation

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On Fri, Sep 30, 2016 at 06:24:06PM +0100, Rui Miguel Silva wrote:
> Fix allocation of attributes with the correct size, this also fix smatch
> warning:
> 
> drivers/staging/greybus/light.c:293 channel_attr_groups_set()
> warn: double check that we're allocating correct size: 8 vs 16
> 
> Signed-off-by: Rui Miguel Silva <rmfrfs@xxxxxxxxx>
> ---
>  drivers/staging/greybus/light.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/staging/greybus/light.c b/drivers/staging/greybus/light.c
> index b2847fe..c610d55 100644
> --- a/drivers/staging/greybus/light.c
> +++ b/drivers/staging/greybus/light.c
> @@ -290,7 +290,7 @@ static int channel_attr_groups_set(struct gb_channel *channel,
>  		return 0;
>  
>  	/* Set attributes based in the channel flags */
> -	channel->attrs = kcalloc(size + 1, sizeof(**channel->attrs),
> +	channel->attrs = kcalloc(size + 1, sizeof(struct attribute *),

sizeof(*channel->attrs) would also work, no?

regards,
dan carpenter

>  				 GFP_KERNEL);
>  	if (!channel->attrs)
>  		return -ENOMEM;
> -- 
> 2.10.0
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