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SubjectRe: [PATCH] pinctrl: ret needs to be an int for -ve return value from regmap_update_bits
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On Sun, 2016-09-11 at 09:36 +0100, Colin King wrote:
> From: Colin Ian King <colin.king@canonical.com>
>
> Macro regmap_update_bits can return a -ve on an error value so ret
> needs to be an integer rather than a bool type.
>
> Fixes warning found by static analysis with cppcheck:
> [drivers/pinctrl/aspeed/pinctrl-aspeed.c:192]: (warning) Comparison of
>   a boolean expression with an integer other than 0 or 1.
>
> Signed-off-by: Colin Ian King <colin.king@canonical.com>

Thanks Colin. Arnd independently discovered this bug and Joel and I
have CC'ed you on our responses there - the intent is to take Arnd's
patch.

Cheers,

Andrew

> ---
>  drivers/pinctrl/aspeed/pinctrl-aspeed.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/pinctrl/aspeed/pinctrl-aspeed.c b/drivers/pinctrl/aspeed/pinctrl-aspeed.c
> index 7d461fc..75935ab 100644
> --- a/drivers/pinctrl/aspeed/pinctrl-aspeed.c
> +++ b/drivers/pinctrl/aspeed/pinctrl-aspeed.c
> @@ -166,7 +166,7 @@ static bool aspeed_sig_expr_set(const struct aspeed_sig_expr *expr,
>   bool enable, struct regmap *map)
>  {
>   int i;
> - bool ret;
> + int ret;
>  
>   ret = aspeed_sig_expr_eval(expr, enable, map);
>   if (ret)[unhandled content-type:application/pgp-signature]
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