1 files changed, 2 insertions, 0 deletions

diff --git a/arch/arm/mach-orion5x/gpio.c b/arch/arm/mach-orion5x/gpio.c
index fc419868e39f..f99d08811e5a 100644
--- a/arch/arm/mach-orion5x/gpio.c
+++ b/arch/arm/mach-orion5x/gpio.c
@@ -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;