Number of IO memory resources cannot be negative obviously and the driver depends silently on this (by iterating from 0 to nr_ext_resources+1). Make this requirement explicit.
Signed-off-by: Krzysztof Kozlowski <[email protected]> --- drivers/pinctrl/samsung/pinctrl-samsung.c | 2 +- drivers/pinctrl/samsung/pinctrl-samsung.h | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/pinctrl/samsung/pinctrl-samsung.c b/drivers/pinctrl/samsung/pinctrl-samsung.c index 86c98c1dec3a..c7ac2b944f57 100644 --- a/drivers/pinctrl/samsung/pinctrl-samsung.c +++ b/drivers/pinctrl/samsung/pinctrl-samsung.c @@ -960,7 +960,7 @@ samsung_pinctrl_get_soc_data(struct samsung_pinctrl_drv_data *d, struct samsung_pin_bank *bank; struct resource *res; void __iomem *virt_base[SAMSUNG_PINCTRL_NUM_RESOURCES]; - int i; + unsigned int i; id = of_alias_get_id(node, "pinctrl"); if (id < 0) { diff --git a/drivers/pinctrl/samsung/pinctrl-samsung.h b/drivers/pinctrl/samsung/pinctrl-samsung.h index 15b26c786b1e..49a05f4fc37d 100644 --- a/drivers/pinctrl/samsung/pinctrl-samsung.h +++ b/drivers/pinctrl/samsung/pinctrl-samsung.h @@ -231,7 +231,7 @@ struct samsung_retention_data { struct samsung_pin_ctrl { const struct samsung_pin_bank_data *pin_banks; u32 nr_banks; - int nr_ext_resources; + unsigned int nr_ext_resources; const struct samsung_retention_data *retention_data; int (*eint_gpio_init)(struct samsung_pinctrl_drv_data *); -- 2.9.3
