diff --git a/[refs] b/[refs]
index a3044a4e0dec..daa8468b5a5c 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: d427c77eb2484c37d76b8e157e2b0b82c9b03062
+refs/heads/master: a91214589e6527b18f52bc0b31253f9dfb4665e6
diff --git a/trunk/sound/usb/usbquirks.h b/trunk/sound/usb/usbquirks.h
index 858262068f4f..8fcbe93b2589 100644
--- a/trunk/sound/usb/usbquirks.h
+++ b/trunk/sound/usb/usbquirks.h
@@ -39,6 +39,29 @@
 	.idProduct = prod, \
 	.bInterfaceClass = USB_CLASS_VENDOR_SPEC
 
+/*
+ * Logitech QuickCam: bDeviceClass is vendor-specific, so generic interface
+ * class matches do not take effect without an explicit ID match.
+ */
+{
+	.match_flags = USB_DEVICE_ID_MATCH_DEVICE |
+		       USB_DEVICE_ID_MATCH_INT_CLASS |
+		       USB_DEVICE_ID_MATCH_INT_SUBCLASS,
+	.idVendor = 0x046d,
+	.idProduct = 0x08f0,
+	.bInterfaceClass = USB_CLASS_AUDIO,
+	.bInterfaceSubClass = USB_SUBCLASS_AUDIO_CONTROL
+},
+{
+	.match_flags = USB_DEVICE_ID_MATCH_DEVICE |
+		       USB_DEVICE_ID_MATCH_INT_CLASS |
+		       USB_DEVICE_ID_MATCH_INT_SUBCLASS,
+	.idVendor = 0x046d,
+	.idProduct = 0x08f6,
+	.bInterfaceClass = USB_CLASS_AUDIO,
+	.bInterfaceSubClass = USB_SUBCLASS_AUDIO_CONTROL
+},
+
 /*
  * Yamaha devices
  */