diff --git a/arch/powerpc/platforms/powermac/pci.c b/arch/powerpc/platforms/powermac/pci.c
index f5d8d15d74fa..ea179afea632 100644
--- a/arch/powerpc/platforms/powermac/pci.c
+++ b/arch/powerpc/platforms/powermac/pci.c
@@ -1097,7 +1097,7 @@ pmac_pci_enable_device_hook(struct pci_dev *dev, int initial)
 	 * (iBook second controller)
 	 */
 	if (dev->vendor == PCI_VENDOR_ID_APPLE
-	    && (dev->class == ((PCI_CLASS_SERIAL_USB << 8) | 0x10))
+	    && dev->class == PCI_CLASS_SERIAL_USB_OHCI
 	    && !node) {
 		printk(KERN_INFO "Apple USB OHCI %s disabled by firmware\n",
 		       pci_name(dev));
diff --git a/drivers/usb/gadget/net2280.c b/drivers/usb/gadget/net2280.c
index 6a4b93ad1082..0b9293493957 100644
--- a/drivers/usb/gadget/net2280.c
+++ b/drivers/usb/gadget/net2280.c
@@ -2166,7 +2166,7 @@ static void handle_ep_small (struct net2280_ep *ep)
 					ep->stopped = 1;
 					set_halt (ep);
 					mode = 2;
-				} else if (!req && ep->stopped)
+				} else if (!req && !ep->stopped)
 					write_fifo (ep, NULL);
 			}
 		} else {
@@ -2280,9 +2280,7 @@ static void handle_ep_small (struct net2280_ep *ep)
 		/* if we wrote it all, we're usually done */
 		if (req->req.actual == req->req.length) {
 			if (ep->num == 0) {
-				/* wait for control status */
-				if (mode != 2)
-					req = NULL;
+				/* send zlps until the status stage */
 			} else if (!req->req.zero || len != ep->ep.maxpacket)
 				mode = 2;
 		}
@@ -2744,6 +2742,10 @@ static irqreturn_t net2280_irq (int irq, void *_dev, struct pt_regs * r)
 {
 	struct net2280		*dev = _dev;
 
+	/* shared interrupt, not ours */
+	if (!(readl(&dev->regs->irqstat0) & (1 << INTA_ASSERTED)))
+		return IRQ_NONE;
+
 	spin_lock (&dev->lock);
 
 	/* handle disconnect, dma, and more */
@@ -2831,13 +2833,13 @@ static int net2280_probe (struct pci_dev *pdev, const struct pci_device_id *id)
 	}
 
 	/* alloc, and start init */
-	dev = kmalloc (sizeof *dev, SLAB_KERNEL);
+	dev = kzalloc (sizeof *dev, SLAB_KERNEL);
 	if (dev == NULL){
 		retval = -ENOMEM;
 		goto done;
 	}
 
-	memset (dev, 0, sizeof *dev);
+	pci_set_drvdata (pdev, dev);
 	spin_lock_init (&dev->lock);
 	dev->pdev = pdev;
 	dev->gadget.ops = &net2280_ops;
@@ -2950,7 +2952,6 @@ static int net2280_probe (struct pci_dev *pdev, const struct pci_device_id *id)
 	dev->chiprev = get_idx_reg (dev->regs, REG_CHIPREV) & 0xffff;
 
 	/* done */
-	pci_set_drvdata (pdev, dev);
 	INFO (dev, "%s\n", driver_desc);
 	INFO (dev, "irq %s, pci mem %p, chip rev %04x\n",
 			bufp, base, dev->chiprev);
diff --git a/drivers/usb/host/ehci-pci.c b/drivers/usb/host/ehci-pci.c
index 1e03f1a5a5fd..a1bd2bea6deb 100644
--- a/drivers/usb/host/ehci-pci.c
+++ b/drivers/usb/host/ehci-pci.c
@@ -350,7 +350,7 @@ static const struct hc_driver ehci_pci_hc_driver = {
 /* PCI driver selection metadata; PCI hotplugging uses this */
 static const struct pci_device_id pci_ids [] = { {
 	/* handle any USB 2.0 EHCI controller */
-	PCI_DEVICE_CLASS(((PCI_CLASS_SERIAL_USB << 8) | 0x20), ~0),
+	PCI_DEVICE_CLASS(PCI_CLASS_SERIAL_USB_EHCI, ~0),
 	.driver_data =	(unsigned long) &ehci_pci_hc_driver,
 	},
 	{ /* end: all zeroes */ }
diff --git a/drivers/usb/host/ohci-pci.c b/drivers/usb/host/ohci-pci.c
index 1bfe96f4d045..b268537e389e 100644
--- a/drivers/usb/host/ohci-pci.c
+++ b/drivers/usb/host/ohci-pci.c
@@ -206,7 +206,7 @@ static const struct hc_driver ohci_pci_hc_driver = {
 
 static const struct pci_device_id pci_ids [] = { {
 	/* handle any USB OHCI controller */
-	PCI_DEVICE_CLASS((PCI_CLASS_SERIAL_USB << 8) | 0x10, ~0),
+	PCI_DEVICE_CLASS(PCI_CLASS_SERIAL_USB_OHCI, ~0),
 	.driver_data =	(unsigned long) &ohci_pci_hc_driver,
 	}, { /* end: all zeroes */ }
 };
diff --git a/drivers/usb/host/uhci-hcd.c b/drivers/usb/host/uhci-hcd.c
index c0c4db78b590..d225e11f4055 100644
--- a/drivers/usb/host/uhci-hcd.c
+++ b/drivers/usb/host/uhci-hcd.c
@@ -858,7 +858,7 @@ static const struct hc_driver uhci_driver = {
 
 static const struct pci_device_id uhci_pci_ids[] = { {
 	/* handle any USB UHCI controller */
-	PCI_DEVICE_CLASS(((PCI_CLASS_SERIAL_USB << 8) | 0x00), ~0),
+	PCI_DEVICE_CLASS(PCI_CLASS_SERIAL_USB_UHCI, ~0),
 	.driver_data =	(unsigned long) &uhci_driver,
 	}, { /* end: all zeroes */ }
 };
diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index f5851db67f5b..82151207d814 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -308,6 +308,7 @@ static struct ftdi_sio_quirk ftdi_HE_TIRA1_quirk = {
 
 static struct usb_device_id id_table_combined [] = {
 	{ USB_DEVICE(FTDI_VID, FTDI_IRTRANS_PID) },
+	{ USB_DEVICE(FTDI_VID, FTDI_IPLUS_PID) },
 	{ USB_DEVICE(FTDI_VID, FTDI_SIO_PID) },
 	{ USB_DEVICE(FTDI_VID, FTDI_8U232AM_PID) },
 	{ USB_DEVICE(FTDI_VID, FTDI_8U232AM_ALT_PID) },
@@ -493,6 +494,8 @@ static struct usb_device_id id_table_combined [] = {
 	{ USB_DEVICE(FTDI_VID, FTDI_WESTREX_MODEL_777_PID) },
 	{ USB_DEVICE(FTDI_VID, FTDI_WESTREX_MODEL_8900F_PID) },
 	{ USB_DEVICE(FTDI_VID, FTDI_PCDJ_DAC2_PID) },
+	{ USB_DEVICE(FTDI_VID, FTDI_RRCIRKITS_LOCOBUFFER_PID) },
+	{ USB_DEVICE(FTDI_VID, FTDI_ASK_RDR400_PID) },
 	{ USB_DEVICE(ICOM_ID1_VID, ICOM_ID1_PID) },
 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_TMU_PID) },
 	{ },					/* Optional parameter entry */
diff --git a/drivers/usb/serial/ftdi_sio.h b/drivers/usb/serial/ftdi_sio.h
index 2155f0e4a378..2c55a5ea9c99 100644
--- a/drivers/usb/serial/ftdi_sio.h
+++ b/drivers/usb/serial/ftdi_sio.h
@@ -39,6 +39,9 @@
 /* www.thoughttechnology.com/ TT-USB provide with procomp use ftdi_sio */
 #define FTDI_TTUSB_PID 0xFF20 /* Product Id */
 
+/* iPlus device */
+#define FTDI_IPLUS_PID 0xD070 /* Product Id */
+
 /* www.crystalfontz.com devices - thanx for providing free devices for evaluation ! */
 /* they use the ftdi chipset for the USB interface and the vendor id is the same */
 #define FTDI_XF_632_PID 0xFC08	/* 632: 16x2 Character Display */
@@ -152,6 +155,11 @@
 #define ICOM_ID1_VID            0x0C26
 #define ICOM_ID1_PID            0x0004
 
+/*
+ * ASK.fr devices
+ */
+#define FTDI_ASK_RDR400_PID	0xC991	/* ASK RDR 400 series card reader */
+
 /*
  * DSS-20 Sync Station for Sony Ericsson P800
  */
@@ -399,6 +407,11 @@
 #define FTDI_WESTREX_MODEL_777_PID	0xDC00	/* Model 777 */
 #define FTDI_WESTREX_MODEL_8900F_PID	0xDC01	/* Model 8900F */
 
+/*
+ * RR-CirKits LocoBuffer USB (http://www.rr-cirkits.com)
+ */
+#define FTDI_RRCIRKITS_LOCOBUFFER_PID	0xc7d0	/* LocoBuffer USB */
+
 /*
  * Eclo (http://www.eclo.pt/) product IDs.
  * PID 0xEA90 submitted by Martin Grill.
diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c
index ccf746b27d4e..c96714bb1cb8 100644
--- a/drivers/usb/serial/pl2303.c
+++ b/drivers/usb/serial/pl2303.c
@@ -61,6 +61,7 @@ static struct usb_device_id id_table [] = {
 	{ USB_DEVICE(ELCOM_VENDOR_ID, ELCOM_PRODUCT_ID) },
 	{ USB_DEVICE(ELCOM_VENDOR_ID, ELCOM_PRODUCT_ID_UCSGT) },
 	{ USB_DEVICE(ITEGNO_VENDOR_ID, ITEGNO_PRODUCT_ID) },
+	{ USB_DEVICE(ITEGNO_VENDOR_ID, ITEGNO_PRODUCT_ID_2080) },
 	{ USB_DEVICE(MA620_VENDOR_ID, MA620_PRODUCT_ID) },
 	{ USB_DEVICE(RATOC_VENDOR_ID, RATOC_PRODUCT_ID) },
 	{ USB_DEVICE(TRIPP_VENDOR_ID, TRIPP_PRODUCT_ID) },
diff --git a/drivers/usb/serial/pl2303.h b/drivers/usb/serial/pl2303.h
index 09f379b19e98..7f29e81d3e35 100644
--- a/drivers/usb/serial/pl2303.h
+++ b/drivers/usb/serial/pl2303.h
@@ -26,6 +26,7 @@
 
 #define ITEGNO_VENDOR_ID	0x0eba
 #define ITEGNO_PRODUCT_ID	0x1080
+#define ITEGNO_PRODUCT_ID_2080	0x2080
 
 #define MA620_VENDOR_ID		0x0df7
 #define MA620_PRODUCT_ID	0x0620
diff --git a/drivers/usb/serial/whiteheat.c b/drivers/usb/serial/whiteheat.c
index 557411c6e7c7..f806553cd9a4 100644
--- a/drivers/usb/serial/whiteheat.c
+++ b/drivers/usb/serial/whiteheat.c
@@ -508,6 +508,7 @@ static int whiteheat_attach (struct usb_serial *serial)
 	err("%s: Unable to retrieve firmware version, try replugging\n", serial->type->description);
 	err("%s: If the firmware is not running (status led not blinking)\n", serial->type->description);
 	err("%s: please contact support@connecttech.com\n", serial->type->description);
+	kfree(result);
 	return -ENODEV;
 
 no_command_private:
diff --git a/drivers/usb/storage/unusual_devs.h b/drivers/usb/storage/unusual_devs.h
index c4a9dcff5f2b..aec5ea8682d5 100644
--- a/drivers/usb/storage/unusual_devs.h
+++ b/drivers/usb/storage/unusual_devs.h
@@ -411,7 +411,7 @@ UNUSUAL_DEV(  0x050d, 0x0115, 0x0133, 0x0133,
 UNUSUAL_DEV(  0x0525, 0xa140, 0x0100, 0x0100,
 		"Iomega",
 		"USB Clik! 40",
-		US_SC_8070, US_PR_BULK, NULL,
+		US_SC_8070, US_PR_DEVICE, NULL,
 		US_FL_FIX_INQUIRY ),
 
 /* Yakumo Mega Image 37
@@ -773,6 +773,13 @@ UNUSUAL_DEV(  0x069b, 0x3004, 0x0001, 0x0001,
 		US_SC_DEVICE, US_PR_DEVICE, NULL,
 		US_FL_FIX_CAPACITY ),
 
+/* Reported by Olivier Blondeau <zeitoun@gmail.com> */
+UNUSUAL_DEV(  0x0727, 0x0306, 0x0100, 0x0100,
+		"ATMEL",
+		"SND1 Storage",
+		US_SC_DEVICE, US_PR_DEVICE, NULL,
+		US_FL_IGNORE_RESIDUE),
+
 /* Submitted by Roman Hodek <roman@hodek.net> */
 UNUSUAL_DEV(  0x0781, 0x0001, 0x0200, 0x0200,
 		"Sandisk",