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pinctrl: samsung: Use unsigned int for number of controller IO mem resources

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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 <krzk@kernel.org>
Reviewed-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
This commit is contained in:
Krzysztof Kozlowski 2017-06-15 18:33:15 +02:00
parent 4460dc21cb
commit 52d0ed009c
2 changed files with 2 additions and 2 deletions
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2
drivers/pinctrl/samsung/pinctrl-samsung.c
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@ -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) {

2
drivers/pinctrl/samsung/pinctrl-samsung.h
View File

@ -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 *);