On Fri, Jun 08, 2018 at 12:05:47PM +0200, Geert Uytterhoeven wrote:
> With gcc 4.1.2:
>
> drivers/pinctrl/actions/pinctrl-owl.c: In function ‘owl_pin_config_set’:
> drivers/pinctrl/actions/pinctrl-owl.c:336: warning: ‘ret’ may be used
> uninitialized in this function
>
> Indeed, if num_configs is zero, the uninitialized value will be returned
> as an error code.
>
> Fix this by preinitializing it to zero.
>
> Fixes: 2242ddfbf4d699b5 ("pinctrl: actions: Add Actions S900 pinctrl driver")
> Signed-off-by: Geert Uytterhoeven <ge...@linux-m68k.org>
Acked-by: Manivannan Sadhasivam <manivannan.sadhasi...@linaro.org>
Thanks,
Mani
> ---
> drivers/pinctrl/actions/pinctrl-owl.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/pinctrl/actions/pinctrl-owl.c
> b/drivers/pinctrl/actions/pinctrl-owl.c
> index 76243caa08c630c0..b5c880b50bb371f5 100644
> --- a/drivers/pinctrl/actions/pinctrl-owl.c
> +++ b/drivers/pinctrl/actions/pinctrl-owl.c
> @@ -333,7 +333,7 @@ static int owl_pin_config_set(struct pinctrl_dev
> *pctrldev,
> unsigned long flags;
> unsigned int param;
> u32 reg, bit, width, arg;
> - int ret, i;
> + int ret = 0, i;
>
> info = &pctrl->soc->padinfo[pin];
>
> --
> 2.7.4
>
