diff options
Diffstat (limited to 'arch/arm/mach-orion5x/gpio.c')
| -rw-r--r-- | arch/arm/mach-orion5x/gpio.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/arm/mach-orion5x/gpio.c b/arch/arm/mach-orion5x/gpio.c index cd8a16f67d2..f99d08811e5 100644 --- a/arch/arm/mach-orion5x/gpio.c +++ b/arch/arm/mach-orion5x/gpio.c @@ -15,8 +15,8 @@ #include <linux/module.h> #include <linux/spinlock.h> #include <linux/bitops.h> +#include <linux/io.h> #include <asm/gpio.h> -#include <asm/io.h> #include <mach/orion5x.h> #include "common.h" @@ -165,6 +165,8 @@ EXPORT_SYMBOL(gpio_request); void gpio_free(unsigned pin) { + might_sleep(); + if (pin >= GPIO_MAX || !test_bit(pin, gpio_valid)) { pr_debug("%s: invalid GPIO %d\n", __func__, pin); return; |