diff --git a/drivers/hid/i2c-hid/i2c-hid.c b/drivers/hid/i2c-hid/i2c-hid.c
index c5ad918e36e3..4025ffb05a20 100644
--- a/drivers/hid/i2c-hid/i2c-hid.c
+++ b/drivers/hid/i2c-hid/i2c-hid.c
@@ -130,8 +130,6 @@ static const struct i2c_hid_cmd hid_no_cmd =		{ .length = 0 };
  * static const struct i2c_hid_cmd hid_set_protocol_cmd = { I2C_HID_CMD(0x07) };
  */
 
-static DEFINE_MUTEX(i2c_hid_open_mut);
-
 /* The main device structure */
 struct i2c_hid {
 	struct i2c_client	*client;	/* i2c client */