Re: [PATCH] pinctrl: st: Fix checking return value of syscon_regmap_lookup_by_phandle()

[Srinivas KANDAGATLA <srinivas.kandagatla@st.com>]

Thankyou Axel for looking at this.

There is already a patch is submitted for this.
https://lkml.org/lkml/2013/6/26/494 which I have Acked.

Thanks,
srini
On 28/06/13 11:33, Axel Lin wrote:
> syscon_regmap_lookup_by_phandle() returns ERR_PTR on error.
> 
> Signed-off-by: Axel Lin <axel.lin@ingics.com>
> ---
>  drivers/pinctrl/pinctrl-st.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/pinctrl/pinctrl-st.c b/drivers/pinctrl/pinctrl-st.c
> index 7effedf..f95c82a 100644
> --- a/drivers/pinctrl/pinctrl-st.c
> +++ b/drivers/pinctrl/pinctrl-st.c
> @@ -1299,9 +1299,9 @@ static int st_pctl_probe_dt(struct platform_device *pdev,
>  		return -ENOMEM;
>  
>  	info->regmap = syscon_regmap_lookup_by_phandle(np, "st,syscfg");
> -	if (!info->regmap) {
> +	if (IS_ERR(info->regmap)) {
>  		dev_err(info->dev, "No syscfg phandle specified\n");
> -		return -ENOMEM;
> +		return PTR_ERR(info->regmap);
>  	}
>  	info->data = of_match_node(st_pctl_of_match, np)->data;
>  
>