diff --git a/[refs] b/[refs]
index 74a1f3eb9996..41ce95637a11 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 6d1bf48e240bde4e9c7313ccdd2fe32f37f67ad4
+refs/heads/master: f26c2889a4d937371e2ec9b5690ac407f0496634
diff --git a/trunk/drivers/usb/serial/aircable.c b/trunk/drivers/usb/serial/aircable.c
index 8a990a763c21..0db6ace16f7b 100644
--- a/trunk/drivers/usb/serial/aircable.c
+++ b/trunk/drivers/usb/serial/aircable.c
@@ -95,7 +95,7 @@ static int aircable_prepare_write_buffer(struct usb_serial_port *port,
 	buf[1] = TX_HEADER_1;
 	put_unaligned_le16(count, &buf[2]);
 
-	return count;
+	return count + HCI_HEADER_LENGTH;
 }
 
 static int aircable_probe(struct usb_serial *serial,