1 files changed, 8 insertions, 0 deletions

diff --git a/drivers/leds/leds-clevo-mail.c b/drivers/leds/leds-clevo-mail.c
index 1813c84ea5f..f2242db5401 100644
--- a/drivers/leds/leds-clevo-mail.c
+++ b/drivers/leds/leds-clevo-mail.c
@@ -93,6 +93,8 @@ static struct dmi_system_id __initdata mail_led_whitelist[] = {
 static void clevo_mail_led_set(struct led_classdev *led_cdev,
                                 enum led_brightness value)
 {
+        i8042_lock_chip();
+
         if (value == LED_OFF)
                 i8042_command(NULL, CLEVO_MAIL_LED_OFF);
         else if (value <= LED_HALF)
@@ -100,6 +102,8 @@ static void clevo_mail_led_set(struct led_classdev *led_cdev,
         else
                 i8042_command(NULL, CLEVO_MAIL_LED_BLINK_1HZ);
 
+        i8042_unlock_chip();
+
 }
 
 static int clevo_mail_led_blink(struct led_classdev *led_cdev,
@@ -108,6 +112,8 @@ static int clevo_mail_led_blink(struct led_classdev *led_cdev,
 {
         int status = -EINVAL;
 
+        i8042_lock_chip();
+
         if (*delay_on == 0 /* ms */ && *delay_off == 0 /* ms */) {
                 /* Special case: the leds subsystem requested us to
                  * chose one user friendly blinking of the LED, and
@@ -135,6 +141,8 @@ static int clevo_mail_led_blink(struct led_classdev *led_cdev,
                        *delay_on, *delay_off);
         }
 
+        i8042_unlock_chip();
+
         return status;
 }