On 5/22/23 00:44, Dan Carpenter wrote:
> EXTERNAL EMAIL: Do not click links or open attachments unless you know the content is safe
>
> EXTERNAL EMAIL: Do not click links or open attachments unless you know the content is safe
>
> The devm_kasprintf_strarray() function doesn't return NULL on error,
> it returns error pointers. Update the checks accordingly.
>
> Fixes: f494c1913cbb ("pinctrl: at91: use devm_kasprintf() to avoid potential leaks (part 2)")
> Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
Acked-by: Ryan Wanner <ryan.wanner@xxxxxxxxxxxxx>
> ---
> drivers/pinctrl/pinctrl-at91.c | 8 ++++----
> 1 file changed, 4 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/pinctrl/pinctrl-at91.c b/drivers/pinctrl/pinctrl-at91.c
> index 871209c24153..39956d821ad7 100644
> --- a/drivers/pinctrl/pinctrl-at91.c
> +++ b/drivers/pinctrl/pinctrl-at91.c
> @@ -1389,8 +1389,8 @@ static int at91_pinctrl_probe(struct platform_device *pdev)
> char **names;
>
> names = devm_kasprintf_strarray(dev, "pio", MAX_NB_GPIO_PER_BANK);
> - if (!names)
> - return -ENOMEM;
> + if (IS_ERR(names))
> + return PTR_ERR(names);
>
> for (j = 0; j < MAX_NB_GPIO_PER_BANK; j++, k++) {
> char *name = names[j];
> @@ -1870,8 +1870,8 @@ static int at91_gpio_probe(struct platform_device *pdev)
> }
>
> names = devm_kasprintf_strarray(dev, "pio", chip->ngpio);
> - if (!names)
> - return -ENOMEM;
> + if (IS_ERR(names))
> + return PTR_ERR(names);
>
> for (i = 0; i < chip->ngpio; i++)
> strreplace(names[i], '-', alias_idx + 'A');
> --
> 2.39.2
>
