Re: [PATCH] mfd: tps65911-comparator: Fix an off by one bug

Lee Jones
2018-04-20T08:09:43Z

On Thu, 19 Apr 2018, Dan Carpenter wrote:

> The tps_comparators[] array is used in two places. We only access the
> COMP1 (1) and COMP2 (2) elements. Unfortunately, we're accessing the
> wrong elements and also one element beyond the end of the array. There
> was supposed to be a zero element at the start of the array which is
> isn't accessed but makes the math work out nicely.

I normally just apply patches from you, but this is a hack, right?

> Fixes: 6851ad3ab346 ("TPS65911: Comparator: Add comparator driver")
> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
> ---
> I can't actually compile this code...
>
> diff --git a/drivers/mfd/tps65911-comparator.c b/drivers/mfd/tps65911-comparator.c
> index c0789f81a1c5..35d7380f6fad 100644
> --- a/drivers/mfd/tps65911-comparator.c
> +++ b/drivers/mfd/tps65911-comparator.c
> @@ -42,6 +42,7 @@ struct comparator {
> };
>
> static struct comparator tps_comparators[] = {
> + { .name = "COMP", },
> {
> .name = "COMP1",
> .reg = TPS65911_VMBCH,

--
Lee Jones [李琼斯]
Linaro Services Technical Lead
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