diff options
Diffstat (limited to 'include/asm-generic/gpio.h')
| -rw-r--r-- | include/asm-generic/gpio.h | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/include/asm-generic/gpio.h b/include/asm-generic/gpio.h index ff5c66080c8..a98b52cb970 100644 --- a/include/asm-generic/gpio.h +++ b/include/asm-generic/gpio.h @@ -35,9 +35,9 @@ * platform data and other tables. */ -static inline int gpio_is_valid(int number) +static inline bool gpio_is_valid(int number) { - return ((unsigned)number) < ARCH_NR_GPIOS; + return number >= 0 && number < ARCH_NR_GPIOS; } struct device; @@ -212,7 +212,7 @@ extern void gpio_unexport(unsigned gpio); #else /* !CONFIG_GPIOLIB */ -static inline int gpio_is_valid(int number) +static inline bool gpio_is_valid(int number) { /* only non-negative numbers are valid */ return number >= 0; |