diff --git a/[refs] b/[refs]
index 92da412d2e53..f5fbe3a69e45 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 6162552b0de6ba80937c3dd53e084967851cd199
+refs/heads/master: bc733d495267a23ef8660220d696c6e549ce30b3
diff --git a/trunk/sound/drivers/mpu401/mpu401_uart.c b/trunk/sound/drivers/mpu401/mpu401_uart.c
index 1cff331a228e..4608c2ca43f8 100644
--- a/trunk/sound/drivers/mpu401/mpu401_uart.c
+++ b/trunk/sound/drivers/mpu401/mpu401_uart.c
@@ -554,6 +554,7 @@ int snd_mpu401_uart_new(struct snd_card *card, int device,
 	spin_lock_init(&mpu->output_lock);
 	spin_lock_init(&mpu->timer_lock);
 	mpu->hardware = hardware;
+	mpu->irq = -1;
 	if (! (info_flags & MPU401_INFO_INTEGRATED)) {
 		int res_size = hardware == MPU401_HW_PC98II ? 4 : 2;
 		mpu->res = request_region(port, res_size, "MPU401 UART");