diff --git a/[refs] b/[refs]
index 0572f2ad6639..5077709d58b5 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 0a5245099819b0ae0a8e985f54909ba8414faba5
+refs/heads/master: 199e9e7d1106686a85ee9fdf6a824051aa82682e
diff --git a/trunk/drivers/acpi/ec.c b/trunk/drivers/acpi/ec.c
index b28b56524f0b..2300d81bbc4e 100644
--- a/trunk/drivers/acpi/ec.c
+++ b/trunk/drivers/acpi/ec.c
@@ -710,9 +710,7 @@ static int acpi_ec_add(struct acpi_device *device)
 	/* Check if we found the boot EC */
 	if (boot_ec) {
 		if (boot_ec->gpe == ec->gpe) {
-			mutex_lock(&boot_ec->lock);
 			ec_remove_handlers(boot_ec);
-			mutex_unlock(&boot_ec->lock);
 			mutex_destroy(&boot_ec->lock);
 			kfree(boot_ec);
 			first_ec = boot_ec = NULL;