Merge gregkh@kernel.bkbits.net:linux/linus-2.6

into kroah.com:/home/greg/linux/BK/gregkh-2.6

drivers/usb/Makefile

@@ -35,6 +35,7 @@ obj-$(CONFIG_USB_SE401)		+= media/
 obj-$(CONFIG_USB_STV680)	+= media/
 obj-$(CONFIG_USB_VICAM)		+= media/
 
+obj-$(CONFIG_USB_AX8817X)	+= net/
 obj-$(CONFIG_USB_CATC)		+= net/
 obj-$(CONFIG_USB_KAWETH)	+= net/
 obj-$(CONFIG_USB_PEGASUS)	+= net/

drivers/usb/class/audio.c

@@ -2953,6 +2953,8 @@ static void usb_audio_parsestreaming(struct usb_audio_state *s, unsigned char *b
 			if (alts->desc.bInterfaceClass != USB_CLASS_AUDIO || alts->desc.bInterfaceSubClass != 2)
 				continue;
 			if (alts->desc.bNumEndpoints < 1) {
+				/* altsetting 0 should never have iso EPs */
+				if (alts->desc.bAlternateSetting != 0)
 				printk(KERN_ERR "usbaudio: device %u interface %u altsetting %u does not have an endpoint\n", 
 				       dev->devnum, asifout, i);
 				continue;
@@ -3872,9 +3874,10 @@ static void usb_audio_disconnect(struct usb_interface *intf)
 
 static int __init usb_audio_init(void)
 {
-	usb_register(&usb_audio_driver);
+	int result = usb_register(&usb_audio_driver);
+	if (result == 0) 
 		info(DRIVER_VERSION ":" DRIVER_DESC);
-	return 0;
+	return result;
 }
 
 

drivers/usb/core/hcd.c

@@ -1273,7 +1273,6 @@ static int hcd_unlink_urb (struct urb *urb)
  */
 static void hcd_endpoint_disable (struct usb_device *udev, int endpoint)
 {
-	unsigned long	flags;
 	struct hcd_dev	*dev;
 	struct usb_hcd	*hcd;
 	struct urb	*urb;
@@ -1282,6 +1281,8 @@ static void hcd_endpoint_disable (struct usb_device *udev, int endpoint)
 	dev = udev->hcpriv;
 	hcd = udev->bus->hcpriv;
 
+	local_irq_disable ();
+
 rescan:
 	/* (re)block new requests, as best we can */
 	if (endpoint & USB_DIR_IN) {
@@ -1293,7 +1294,6 @@ static void hcd_endpoint_disable (struct usb_device *udev, int endpoint)
 	}
 
 	/* then kill any current requests */
-	local_irq_save (flags);
 	spin_lock (&hcd_data_lock);
 	list_for_each_entry (urb, &dev->urb_list, urb_list) {
 		int	tmp = urb->pipe;
@@ -1342,7 +1342,7 @@ static void hcd_endpoint_disable (struct usb_device *udev, int endpoint)
 		goto rescan;
 	}
 	spin_unlock (&hcd_data_lock);
-	local_irq_restore (flags);
+	local_irq_enable ();
 
 	/* synchronize with the hardware, so old configuration state
 	 * clears out immediately (and will be freed).

drivers/usb/gadget/net2280.c

@@ -2664,7 +2664,7 @@ static int net2280_probe (struct pci_dev *pdev, const struct pci_device_id *id)
 
 /*-------------------------------------------------------------------------*/
 
-static struct pci_device_id __devinitdata pci_ids [] = { {
+static struct pci_device_id pci_ids [] = { {
 	.class = 	((PCI_CLASS_SERIAL_USB << 8) | 0xfe),
 	.class_mask = 	~0,
 	.vendor =	0x17cc,

drivers/usb/host/ehci-hcd.c

@@ -974,7 +974,7 @@ static const struct hc_driver ehci_driver = {
 /* EHCI spec says PCI is required. */
 
 /* PCI driver selection metadata; PCI hotplugging uses this */
-static struct pci_device_id __devinitdata pci_ids [] = { {
+static struct pci_device_id pci_ids [] = { {
 
 	/* handle any USB 2.0 EHCI controller */
 

drivers/usb/host/ohci-pci.c

@@ -351,7 +351,7 @@ static const struct hc_driver ohci_pci_hc_driver = {
 /*-------------------------------------------------------------------------*/
 
 
-static const struct pci_device_id __devinitdata pci_ids [] = { {
+static const struct pci_device_id pci_ids [] = { {
 
 	/* handle any USB OHCI controller */
 	.class =	(PCI_CLASS_SERIAL_USB << 8) | 0x10,

drivers/usb/host/uhci-hcd.c

@@ -2503,7 +2503,7 @@ static const struct hc_driver uhci_driver = {
 	.hub_control =		uhci_hub_control,
 };
 
-static const struct pci_device_id __devinitdata uhci_pci_ids[] = { {
+static const struct pci_device_id uhci_pci_ids[] = { {
 
 	/* handle any USB UHCI controller */
 	.class = 		((PCI_CLASS_SERIAL_USB << 8) | 0x00),

drivers/usb/input/aiptek.c

@@ -367,10 +367,12 @@ static struct usb_driver aiptek_driver = {
 static int __init
 aiptek_init(void)
 {
-	usb_register(&aiptek_driver);
+	int result = usb_register(&aiptek_driver);
+	if (result == 0) {
 		info(DRIVER_VERSION " " DRIVER_AUTHOR);
 		info(DRIVER_DESC);
-	return 0;
+	}
+	return result;
 }
 
 static void __exit

drivers/usb/input/usbkbd.c

@@ -366,9 +366,10 @@ static struct usb_driver usb_kbd_driver = {
 
 static int __init usb_kbd_init(void)
 {
-	usb_register(&usb_kbd_driver);
+	int result = usb_register(&usb_kbd_driver);
+	if (result == 0)
 		info(DRIVER_VERSION ":" DRIVER_DESC);
-	return 0;
+	return result;
 }
 
 static void __exit usb_kbd_exit(void)

drivers/usb/input/wacom.c

@@ -629,9 +629,10 @@ static struct usb_driver wacom_driver = {
 
 static int __init wacom_init(void)
 {
-	usb_register(&wacom_driver);
+	int result = usb_register(&wacom_driver);
+	if (result == 0)
 		info(DRIVER_VERSION ":" DRIVER_DESC);
-	return 0;
+	return result;
 }
 
 static void __exit wacom_exit(void)

drivers/usb/input/xpad.c

@@ -342,9 +342,10 @@ static struct usb_driver xpad_driver = {
 
 static int __init usb_xpad_init(void)
 {
-	usb_register(&xpad_driver);
+	int result = usb_register(&xpad_driver);
+	if (result == 0)
 		info(DRIVER_DESC ":" DRIVER_VERSION);
-	return 0;
+	return result;
 }
 
 static void __exit usb_xpad_exit(void)

drivers/usb/misc/emi26.c

@@ -201,7 +201,7 @@ static int emi26_load_firmware (struct usb_device *dev)
 	return err;
 }
 
-static __devinitdata struct usb_device_id id_table [] = {
+static struct usb_device_id id_table [] = {
 	{ USB_DEVICE(EMI26_VENDOR_ID, EMI26_PRODUCT_ID) },
 	{ }                                             /* Terminating entry */
 };
@@ -231,13 +231,12 @@ struct usb_driver emi26_driver = {
 	.name		= "emi26 - firmware loader",
 	.probe		= emi26_probe,
 	.disconnect	= emi26_disconnect,
-	.id_table	= NULL,
+	.id_table	= id_table,
 };
 
 static int __init emi26_init (void)
 {
-	usb_register (&emi26_driver);
-	return 0;
+	return usb_register(&emi26_driver);
 }
 
 static void __exit emi26_exit (void)

drivers/usb/net/ax8817x.c

@@ -158,7 +158,7 @@ struct ax8817x_info {
 };
 
 
-const struct usb_device_id ax8817x_id_table[] __devinitdata = {
+const struct usb_device_id ax8817x_id_table[] = {
 	/* Linksys USB200M */
       {USB_DEVICE(0x077b, 0x2226), driver_info:0x00130103},
 	/* Hawking UF200, TRENDnet TU2-ET100 */
@@ -1239,7 +1239,7 @@ static int ax8817x_bind(struct usb_interface *intf,
 
 	usb_fill_int_urb(ax_info->int_urb, usb, usb_rcvintpipe(usb, 1),
 			 ax_info->int_buf, 8, ax_int_callback, ax_info,
-			 100);
+			 usb->speed == USB_SPEED_HIGH? 8: 100);
 
 	ret = usb_submit_urb(ax_info->int_urb, GFP_ATOMIC);
 	if (ret < 0) {

drivers/usb/serial/ftdi_sio.c

@@ -392,7 +392,7 @@ static struct usb_device_id id_table_HE_TIRA1 [] = {
 };
 
 
-static __devinitdata struct usb_device_id id_table_combined [] = {
+static struct usb_device_id id_table_combined [] = {
 	{ USB_DEVICE(FTDI_VID, FTDI_SIO_PID) },
 	{ USB_DEVICE(FTDI_VID, FTDI_8U232AM_PID) },
 	{ USB_DEVICE(FTDI_VID, FTDI_RELAIS_PID) },

drivers/usb/storage/shuttle_usbat.c

@@ -103,10 +103,16 @@ int usbat_set_shuttle_features(struct us_data *us,
 	     unsigned char subcountL) {
 
 	int result;
-	unsigned char command[8] = {
-		0x40, 0x81, epp_control, external_trigger,
-		test_pattern, mask_byte, subcountL, subcountH
-	};
+	unsigned char *command = us->iobuf;
+
+	command[0] = 0x40;
+	command[1] = 0x81;
+	command[2] = epp_control;
+	command[3] = external_trigger;
+	command[4] = test_pattern;
+	command[5] = mask_byte;
+	command[6] = subcountL;
+	command[7] = subcountH;
 
 	result = usb_stor_ctrl_transfer(us,
 		us->send_ctrl_pipe,
@@ -128,14 +134,20 @@ int usbat_read_block(struct us_data *us,
 	     int use_sg) {
 
 	int result;
-	unsigned char command[8] = {
-		0xC0, access|0x02, reg, 0x00, 0x00, 0x00, 
-		LSB_of(len), MSB_of(len)
-	};
+	unsigned char *command = us->iobuf;
 
 	if (!len)
 		return USB_STOR_TRANSPORT_GOOD;
 
+	command[0] = 0xC0;
+	command[1] = access | 0x02;
+	command[2] = reg;
+	command[3] = 0;
+	command[4] = 0;
+	command[5] = 0;
+	command[6] = LSB_of(len);
+	command[7] = MSB_of(len);
+
 	result = usb_stor_ctrl_transfer(us,
 		us->send_ctrl_pipe,
 		0x80,
@@ -164,7 +176,7 @@ int usbat_wait_not_busy(struct us_data *us, int minutes) {
 
 	int i;
 	int result;
-	unsigned char status;
+	unsigned char *status = us->iobuf;
 
 	/* Synchronizing cache on a CDR could take a heck of a long time,
 	 * but probably not more than 10 minutes or so. On the other hand,
@@ -174,18 +186,18 @@ int usbat_wait_not_busy(struct us_data *us, int minutes) {
 
 	for (i=0; i<1200+minutes*60; i++) {
 
- 		result = usbat_read(us, USBAT_ATA, 0x17, &status);
+ 		result = usbat_read(us, USBAT_ATA, 0x17, status);
 
 		if (result!=USB_STOR_XFER_GOOD)
 			return USB_STOR_TRANSPORT_ERROR;
-		if (status&0x01) { // check condition
-			result = usbat_read(us, USBAT_ATA, 0x10, &status);
+		if (*status & 0x01) { // check condition
+			result = usbat_read(us, USBAT_ATA, 0x10, status);
 			return USB_STOR_TRANSPORT_FAILED;
 		}
-		if (status&0x20) // device fault
+		if (*status & 0x20) // device fault
 			return USB_STOR_TRANSPORT_FAILED;
 
-		if ((status&0x80)==0x00) { // not busy
+		if ((*status & 0x80)==0x00) { // not busy
 			US_DEBUGP("Waited not busy for %d steps\n", i);
 			return USB_STOR_TRANSPORT_GOOD;
 		}
@@ -214,14 +226,20 @@ int usbat_write_block(struct us_data *us,
 	     int minutes) {
 
 	int result;
-	unsigned char command[8] = {
-		0x40, access|0x03, reg, 0x00, 0x00, 0x00, 
-		LSB_of(len), MSB_of(len)
-	};
+	unsigned char *command = us->iobuf;
 
 	if (!len)
 		return USB_STOR_TRANSPORT_GOOD;
 
+	command[0] = 0x40;
+	command[1] = access | 0x03;
+	command[2] = reg;
+	command[3] = 0;
+	command[4] = 0;
+	command[5] = 0;
+	command[6] = LSB_of(len);
+	command[7] = MSB_of(len);
+
 	result = usb_stor_ctrl_transfer(us,
 		us->send_ctrl_pipe,
 		0x80,
@@ -265,23 +283,13 @@ int usbat_rw_block_test(struct us_data *us,
 	// Not really sure the 0x07, 0x17, 0xfc, 0xe7 is necessary here,
 	// but that's what came out of the trace every single time.
 
-	unsigned char command[16] = {
-		0x40, access|0x07, 0x07, 0x17, 0xfc, 0xe7,
-		LSB_of(num_registers*2), MSB_of(num_registers*2),
-		(direction==SCSI_DATA_WRITE ? 0x40 : 0xC0), 
-		access|(direction==SCSI_DATA_WRITE ? 0x05 : 0x04), 
-		data_reg, status_reg,
-		timeout, qualifier, LSB_of(len), MSB_of(len)
-	};
+	unsigned char *command = us->iobuf;
+	int i, j;
+	int cmdlen;
+	unsigned char *data = us->iobuf;
+	unsigned char *status = us->iobuf;
 
-	int i;
-	unsigned char data[num_registers*2];
-	unsigned char status;
-
-	for (i=0; i<num_registers; i++) {
-		data[i<<1] = registers[i];
-		data[1+(i<<1)] = data_out[i];
-	}
+	BUG_ON(num_registers > US_IOBUF_SIZE/2);
 
 	for (i=0; i<20; i++) {
 
@@ -296,20 +304,48 @@ int usbat_rw_block_test(struct us_data *us,
 		 * that, we just return a failure.
 		 */
 
+		if (i==0) {
+			cmdlen = 16;
+			command[0] = 0x40;
+			command[1] = access | 0x07;
+			command[2] = 0x07;
+			command[3] = 0x17;
+			command[4] = 0xFC;
+			command[5] = 0xE7;
+			command[6] = LSB_of(num_registers*2);
+			command[7] = MSB_of(num_registers*2);
+		} else
+			cmdlen = 8;
+
+		command[cmdlen-8] = (direction==SCSI_DATA_WRITE ? 0x40 : 0xC0);
+		command[cmdlen-7] = access |
+				(direction==SCSI_DATA_WRITE ? 0x05 : 0x04);
+		command[cmdlen-6] = data_reg;
+		command[cmdlen-5] = status_reg;
+		command[cmdlen-4] = timeout;
+		command[cmdlen-3] = qualifier;
+		command[cmdlen-2] = LSB_of(len);
+		command[cmdlen-1] = MSB_of(len);
+
 		result = usb_stor_ctrl_transfer(us,
 			us->send_ctrl_pipe,
 			0x80,
 			0x40,
 			0,
 			0,
-			(i==0 ? command : command+8),
-			(i==0 ? 16 : 8));
+			command,
+			cmdlen);
 
 		if (result != USB_STOR_XFER_GOOD)
 			return USB_STOR_TRANSPORT_ERROR;
 
 		if (i==0) {
 
+			for (j=0; j<num_registers; j++) {
+				data[j<<1] = registers[j];
+				data[1+(j<<1)] = data_out[j];
+			}
+
 			result = usb_stor_bulk_transfer_buf(us,
 					us->send_bulk_pipe,
 					data, num_registers*2, NULL);
@@ -366,13 +402,13 @@ int usbat_rw_block_test(struct us_data *us,
 
  			result = usbat_read(us, USBAT_ATA, 
 				direction==SCSI_DATA_WRITE ? 0x17 : 0x0E, 
-				&status);
+				status);
 
 			if (result!=USB_STOR_XFER_GOOD)
 				return USB_STOR_TRANSPORT_ERROR;
-			if (status&0x01) // check condition
+			if (*status & 0x01) // check condition
 				return USB_STOR_TRANSPORT_FAILED;
-			if (status&0x20) // device fault
+			if (*status & 0x20) // device fault
 				return USB_STOR_TRANSPORT_FAILED;
 
 			US_DEBUGP("Redoing %s\n",
@@ -403,17 +439,20 @@ int usbat_multiple_write(struct us_data *us,
 			unsigned short num_registers) {
 
 	int result;
-	unsigned char data[num_registers*2];
+	unsigned char *data = us->iobuf;
 	int i;
-	unsigned char command[8] = {
-		0x40, access|0x07, 0x00, 0x00, 0x00, 0x00,
-		LSB_of(num_registers*2), MSB_of(num_registers*2)
-	};
+	unsigned char *command = us->iobuf;
 
-	for (i=0; i<num_registers; i++) {
-		data[i<<1] = registers[i];
-		data[1+(i<<1)] = data_out[i];
-	}
+	BUG_ON(num_registers > US_IOBUF_SIZE/2);
+
+	command[0] = 0x40;
+	command[1] = access | 0x07;
+	command[2] = 0;
+	command[3] = 0;
+	command[4] = 0;
+	command[5] = 0;
+	command[6] = LSB_of(num_registers*2);
+	command[7] = MSB_of(num_registers*2);
 
 	result = usb_stor_ctrl_transfer(us,
 		us->send_ctrl_pipe,
@@ -427,6 +466,11 @@ int usbat_multiple_write(struct us_data *us,
 	if (result != USB_STOR_XFER_GOOD)
 		return USB_STOR_TRANSPORT_ERROR;
 
+	for (i=0; i<num_registers; i++) {
+		data[i<<1] = registers[i];
+		data[1+(i<<1)] = data_out[i];
+	}
+
 	result = usb_stor_bulk_transfer_buf(us,
 		us->send_bulk_pipe, data, num_registers*2, NULL);
 
@@ -593,7 +637,7 @@ int usbat_handle_read10(struct us_data *us,
 static int hp_8200e_select_and_test_registers(struct us_data *us) {
 
 	int selector;
-	unsigned char status;
+	unsigned char *status = us->iobuf;
 
 	// try device = master, then device = slave.
 
@@ -603,19 +647,19 @@ static int hp_8200e_select_and_test_registers(struct us_data *us) {
 				USB_STOR_XFER_GOOD)
 			return USB_STOR_TRANSPORT_ERROR;
 
-		if (usbat_read(us, USBAT_ATA, 0x17, &status) != 
+		if (usbat_read(us, USBAT_ATA, 0x17, status) != 
 				USB_STOR_XFER_GOOD)
 			return USB_STOR_TRANSPORT_ERROR;
 
-		if (usbat_read(us, USBAT_ATA, 0x16, &status) != 
+		if (usbat_read(us, USBAT_ATA, 0x16, status) != 
 				USB_STOR_XFER_GOOD)
 			return USB_STOR_TRANSPORT_ERROR;
 
-		if (usbat_read(us, USBAT_ATA, 0x14, &status) != 
+		if (usbat_read(us, USBAT_ATA, 0x14, status) != 
 				USB_STOR_XFER_GOOD)
 			return USB_STOR_TRANSPORT_ERROR;
 
-		if (usbat_read(us, USBAT_ATA, 0x15, &status) != 
+		if (usbat_read(us, USBAT_ATA, 0x15, status) != 
 				USB_STOR_XFER_GOOD)
 			return USB_STOR_TRANSPORT_ERROR;
 
@@ -627,11 +671,11 @@ static int hp_8200e_select_and_test_registers(struct us_data *us) {
 				USB_STOR_XFER_GOOD)
 			return USB_STOR_TRANSPORT_ERROR;
 
-		if (usbat_read(us, USBAT_ATA, 0x14, &status) != 
+		if (usbat_read(us, USBAT_ATA, 0x14, status) != 
 				USB_STOR_XFER_GOOD)
 			return USB_STOR_TRANSPORT_ERROR;
 
-		if (usbat_read(us, USBAT_ATA, 0x15, &status) != 
+		if (usbat_read(us, USBAT_ATA, 0x15, status) != 
 				USB_STOR_XFER_GOOD)
 			return USB_STOR_TRANSPORT_ERROR;
 	}
@@ -642,7 +686,7 @@ static int hp_8200e_select_and_test_registers(struct us_data *us) {
 int init_8200e(struct us_data *us) {
 
 	int result;
-	unsigned char status;
+	unsigned char *status = us->iobuf;
 
 	// Enable peripheral control signals
 
@@ -655,13 +699,13 @@ int init_8200e(struct us_data *us) {
 
 	wait_ms(2000);
 
-	if (usbat_read_user_io(us, &status) !=
+	if (usbat_read_user_io(us, status) !=
 			USB_STOR_XFER_GOOD)
 		return USB_STOR_TRANSPORT_ERROR;
 
 	US_DEBUGP("INIT 2\n");
 
-	if (usbat_read_user_io(us, &status) !=
+	if (usbat_read_user_io(us, status) !=
 			USB_STOR_XFER_GOOD)
 		return USB_STOR_TRANSPORT_ERROR;
 
@@ -699,13 +743,13 @@ int init_8200e(struct us_data *us) {
 
 	// Read ISA port 0x27
 
-	if (usbat_read(us, USBAT_ISA, 0x27, &status) !=
+	if (usbat_read(us, USBAT_ISA, 0x27, status) !=
 			USB_STOR_XFER_GOOD)
 		return USB_STOR_TRANSPORT_ERROR;
 
 	US_DEBUGP("INIT 7\n");
 
-	if (usbat_read_user_io(us, &status) !=
+	if (usbat_read_user_io(us, status) !=
 			USB_STOR_XFER_GOOD)
 		return USB_STOR_TRANSPORT_ERROR;
 
@@ -717,7 +761,7 @@ int init_8200e(struct us_data *us) {
 
 	US_DEBUGP("INIT 9\n");
 
-	if (usbat_read_user_io(us, &status) !=
+	if (usbat_read_user_io(us, status) !=
 			USB_STOR_XFER_GOOD)
 		return USB_STOR_TRANSPORT_ERROR;
 
@@ -732,7 +776,7 @@ int init_8200e(struct us_data *us) {
 
 	US_DEBUGP("INIT 11\n");
 
-	if (usbat_read_user_io(us, &status) !=
+	if (usbat_read_user_io(us, status) !=
 			USB_STOR_XFER_GOOD)
 		return USB_STOR_TRANSPORT_ERROR;
 
@@ -740,7 +784,7 @@ int init_8200e(struct us_data *us) {
 
 	wait_ms(1400);
 
-	if (usbat_read_user_io(us, &status) !=
+	if (usbat_read_user_io(us, status) !=
 			USB_STOR_XFER_GOOD)
 		return USB_STOR_TRANSPORT_ERROR;
 
@@ -768,7 +812,7 @@ int init_8200e(struct us_data *us) {
 int hp8200e_transport(Scsi_Cmnd *srb, struct us_data *us)
 {
 	int result;
-	unsigned char status;
+	unsigned char *status = us->iobuf;
 	unsigned char registers[32];
 	unsigned char data[32];
 	unsigned int len;
@@ -802,8 +846,8 @@ int hp8200e_transport(Scsi_Cmnd *srb, struct us_data *us)
 		data[i] = (i-7 >= srb->cmd_len) ? 0 : srb->cmnd[i-7];
 	}
 
-	result = usbat_read(us, USBAT_ATA, 0x17, &status);
-	US_DEBUGP("Status = %02X\n", status);
+	result = usbat_read(us, USBAT_ATA, 0x17, status);
+	US_DEBUGP("Status = %02X\n", *status);
 	if (result != USB_STOR_XFER_GOOD)
 		return USB_STOR_TRANSPORT_ERROR;
 	if (srb->cmnd[0] == TEST_UNIT_READY)
@@ -866,21 +910,21 @@ int hp8200e_transport(Scsi_Cmnd *srb, struct us_data *us)
 
 		// How many bytes to read in? Check cylL register
 
-		if (usbat_read(us, USBAT_ATA, 0x14, &status) != 
+		if (usbat_read(us, USBAT_ATA, 0x14, status) != 
 		    	USB_STOR_XFER_GOOD) {
 			return USB_STOR_TRANSPORT_ERROR;
 		}
 
 		if (len > 0xFF) { // need to read cylH also
-			len = status;
-			if (usbat_read(us, USBAT_ATA, 0x15, &status) !=
+			len = *status;
+			if (usbat_read(us, USBAT_ATA, 0x15, status) !=
 				    USB_STOR_XFER_GOOD) {
 				return USB_STOR_TRANSPORT_ERROR;
 			}
-			len += ((unsigned int)status)<<8;
+			len += ((unsigned int) *status)<<8;
 		}
 		else
-			len = status;
+			len = *status;
 
 
 		result = usbat_read_block(us, USBAT_ATA, 0x10,