usbcore: trivial whitespace fixes

This patch (as844) makes some trivial whitespace fixes to a few files
in usbcore.  Oliver did most of the work and Alan added some tidying up.

Signed-off-by: Oliver Neukum <oneukum@suse.de>
Signed-off-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>


diff --git a/drivers/usb/core/sysfs.c b/drivers/usb/core/sysfs.c
index 55d8f57..4eaa0ee 100644
--- a/drivers/usb/core/sysfs.c
+++ b/drivers/usb/core/sysfs.c
@@ -16,16 +16,16 @@
 
 /* Active configuration fields */
 #define usb_actconfig_show(field, multiplier, format_string)		\
-static ssize_t  show_##field (struct device *dev,			\
+static ssize_t  show_##field(struct device *dev,			\
 		struct device_attribute *attr, char *buf)		\
 {									\
 	struct usb_device *udev;					\
 	struct usb_host_config *actconfig;				\
 									\
-	udev = to_usb_device (dev);					\
+	udev = to_usb_device(dev);					\
 	actconfig = udev->actconfig;					\
 	if (actconfig)							\
-		return sprintf (buf, format_string,			\
+		return sprintf(buf, format_string,			\
 				actconfig->desc.field * multiplier);	\
 	else								\
 		return 0;						\
@@ -35,9 +35,9 @@
 usb_actconfig_show(field, multiplier, format_string)			\
 static DEVICE_ATTR(field, S_IRUGO, show_##field, NULL);
 
-usb_actconfig_attr (bNumInterfaces, 1, "%2d\n")
-usb_actconfig_attr (bmAttributes, 1, "%2x\n")
-usb_actconfig_attr (bMaxPower, 2, "%3dmA\n")
+usb_actconfig_attr(bNumInterfaces, 1, "%2d\n")
+usb_actconfig_attr(bmAttributes, 1, "%2x\n")
+usb_actconfig_attr(bMaxPower, 2, "%3dmA\n")
 
 static ssize_t show_configuration_string(struct device *dev,
 		struct device_attribute *attr, char *buf)
@@ -45,7 +45,7 @@
 	struct usb_device *udev;
 	struct usb_host_config *actconfig;
 
-	udev = to_usb_device (dev);
+	udev = to_usb_device(dev);
 	actconfig = udev->actconfig;
 	if ((!actconfig) || (!actconfig->string))
 		return 0;
@@ -57,16 +57,16 @@
 usb_actconfig_show(bConfigurationValue, 1, "%u\n");
 
 static ssize_t
-set_bConfigurationValue (struct device *dev, struct device_attribute *attr,
+set_bConfigurationValue(struct device *dev, struct device_attribute *attr,
 		const char *buf, size_t count)
 {
-	struct usb_device	*udev = to_usb_device (dev);
+	struct usb_device	*udev = to_usb_device(dev);
 	int			config, value;
 
-	if (sscanf (buf, "%u", &config) != 1 || config > 255)
+	if (sscanf(buf, "%u", &config) != 1 || config > 255)
 		return -EINVAL;
 	usb_lock_device(udev);
-	value = usb_set_configuration (udev, config);
+	value = usb_set_configuration(udev, config);
 	usb_unlock_device(udev);
 	return (value < 0) ? value : count;
 }
@@ -81,7 +81,7 @@
 {									\
 	struct usb_device *udev;					\
 									\
-	udev = to_usb_device (dev);					\
+	udev = to_usb_device(dev);					\
 	return sprintf(buf, "%s\n", udev->name);			\
 }									\
 static DEVICE_ATTR(name, S_IRUGO, show_##name, NULL);
@@ -91,12 +91,12 @@
 usb_string_attr(serial);
 
 static ssize_t
-show_speed (struct device *dev, struct device_attribute *attr, char *buf)
+show_speed(struct device *dev, struct device_attribute *attr, char *buf)
 {
 	struct usb_device *udev;
 	char *speed;
 
-	udev = to_usb_device (dev);
+	udev = to_usb_device(dev);
 
 	switch (udev->speed) {
 	case USB_SPEED_LOW:
@@ -112,22 +112,22 @@
 	default:
 		speed = "unknown";
 	}
-	return sprintf (buf, "%s\n", speed);
+	return sprintf(buf, "%s\n", speed);
 }
 static DEVICE_ATTR(speed, S_IRUGO, show_speed, NULL);
 
 static ssize_t
-show_devnum (struct device *dev, struct device_attribute *attr, char *buf)
+show_devnum(struct device *dev, struct device_attribute *attr, char *buf)
 {
 	struct usb_device *udev;
 
-	udev = to_usb_device (dev);
-	return sprintf (buf, "%d\n", udev->devnum);
+	udev = to_usb_device(dev);
+	return sprintf(buf, "%d\n", udev->devnum);
 }
 static DEVICE_ATTR(devnum, S_IRUGO, show_devnum, NULL);
 
 static ssize_t
-show_version (struct device *dev, struct device_attribute *attr, char *buf)
+show_version(struct device *dev, struct device_attribute *attr, char *buf)
 {
 	struct usb_device *udev;
 	u16 bcdUSB;
@@ -139,25 +139,25 @@
 static DEVICE_ATTR(version, S_IRUGO, show_version, NULL);
 
 static ssize_t
-show_maxchild (struct device *dev, struct device_attribute *attr, char *buf)
+show_maxchild(struct device *dev, struct device_attribute *attr, char *buf)
 {
 	struct usb_device *udev;
 
-	udev = to_usb_device (dev);
-	return sprintf (buf, "%d\n", udev->maxchild);
+	udev = to_usb_device(dev);
+	return sprintf(buf, "%d\n", udev->maxchild);
 }
 static DEVICE_ATTR(maxchild, S_IRUGO, show_maxchild, NULL);
 
 /* Descriptor fields */
 #define usb_descriptor_attr_le16(field, format_string)			\
 static ssize_t								\
-show_##field (struct device *dev, struct device_attribute *attr,	\
+show_##field(struct device *dev, struct device_attribute *attr,	\
 		char *buf)						\
 {									\
 	struct usb_device *udev;					\
 									\
-	udev = to_usb_device (dev);					\
-	return sprintf (buf, format_string, 				\
+	udev = to_usb_device(dev);					\
+	return sprintf(buf, format_string, 				\
 			le16_to_cpu(udev->descriptor.field));		\
 }									\
 static DEVICE_ATTR(field, S_IRUGO, show_##field, NULL);
@@ -168,21 +168,21 @@
 
 #define usb_descriptor_attr(field, format_string)			\
 static ssize_t								\
-show_##field (struct device *dev, struct device_attribute *attr,	\
+show_##field(struct device *dev, struct device_attribute *attr,	\
 		char *buf)						\
 {									\
 	struct usb_device *udev;					\
 									\
-	udev = to_usb_device (dev);					\
-	return sprintf (buf, format_string, udev->descriptor.field);	\
+	udev = to_usb_device(dev);					\
+	return sprintf(buf, format_string, udev->descriptor.field);	\
 }									\
 static DEVICE_ATTR(field, S_IRUGO, show_##field, NULL);
 
-usb_descriptor_attr (bDeviceClass, "%02x\n")
-usb_descriptor_attr (bDeviceSubClass, "%02x\n")
-usb_descriptor_attr (bDeviceProtocol, "%02x\n")
-usb_descriptor_attr (bNumConfigurations, "%d\n")
-usb_descriptor_attr (bMaxPacketSize0, "%d\n")
+usb_descriptor_attr(bDeviceClass, "%02x\n")
+usb_descriptor_attr(bDeviceSubClass, "%02x\n")
+usb_descriptor_attr(bDeviceProtocol, "%02x\n")
+usb_descriptor_attr(bNumConfigurations, "%d\n")
+usb_descriptor_attr(bMaxPacketSize0, "%d\n")
 
 static struct attribute *dev_attrs[] = {
 	/* current configuration's attributes */
@@ -220,17 +220,17 @@
 		return retval;
 
 	if (udev->manufacturer) {
-		retval = device_create_file (dev, &dev_attr_manufacturer);
+		retval = device_create_file(dev, &dev_attr_manufacturer);
 		if (retval)
 			goto error;
 	}
 	if (udev->product) {
-		retval = device_create_file (dev, &dev_attr_product);
+		retval = device_create_file(dev, &dev_attr_product);
 		if (retval)
 			goto error;
 	}
 	if (udev->serial) {
-		retval = device_create_file (dev, &dev_attr_serial);
+		retval = device_create_file(dev, &dev_attr_serial);
 		if (retval)
 			goto error;
 	}
@@ -246,7 +246,7 @@
 	return retval;
 }
 
-void usb_remove_sysfs_dev_files (struct usb_device *udev)
+void usb_remove_sysfs_dev_files(struct usb_device *udev)
 {
 	struct device *dev = &udev->dev;
 
@@ -264,22 +264,22 @@
 /* Interface fields */
 #define usb_intf_attr(field, format_string)				\
 static ssize_t								\
-show_##field (struct device *dev, struct device_attribute *attr,	\
+show_##field(struct device *dev, struct device_attribute *attr,	\
 		char *buf)						\
 {									\
-	struct usb_interface *intf = to_usb_interface (dev);		\
+	struct usb_interface *intf = to_usb_interface(dev);		\
 									\
-	return sprintf (buf, format_string,				\
+	return sprintf(buf, format_string,				\
 			intf->cur_altsetting->desc.field); 		\
 }									\
 static DEVICE_ATTR(field, S_IRUGO, show_##field, NULL);
 
-usb_intf_attr (bInterfaceNumber, "%02x\n")
-usb_intf_attr (bAlternateSetting, "%2d\n")
-usb_intf_attr (bNumEndpoints, "%02x\n")
-usb_intf_attr (bInterfaceClass, "%02x\n")
-usb_intf_attr (bInterfaceSubClass, "%02x\n")
-usb_intf_attr (bInterfaceProtocol, "%02x\n")
+usb_intf_attr(bInterfaceNumber, "%02x\n")
+usb_intf_attr(bAlternateSetting, "%2d\n")
+usb_intf_attr(bNumEndpoints, "%02x\n")
+usb_intf_attr(bInterfaceClass, "%02x\n")
+usb_intf_attr(bInterfaceSubClass, "%02x\n")
+usb_intf_attr(bInterfaceProtocol, "%02x\n")
 
 static ssize_t show_interface_string(struct device *dev,
 		struct device_attribute *attr, char *buf)
@@ -288,8 +288,8 @@
 	struct usb_device *udev;
 	int len;
 
-	intf = to_usb_interface (dev);
-	udev = interface_to_usbdev (intf);
+	intf = to_usb_interface(dev);
+	udev = interface_to_usbdev(intf);
 	len = snprintf(buf, 256, "%s", intf->cur_altsetting->string);
 	if (len < 0)
 		return 0;
@@ -384,7 +384,7 @@
 	return retval;
 }
 
-void usb_remove_sysfs_intf_files (struct usb_interface *intf)
+void usb_remove_sysfs_intf_files(struct usb_interface *intf)
 {
 	usb_remove_intf_ep_files(intf);
 	sysfs_remove_group(&intf->dev.kobj, &intf_attr_grp);
diff --git a/drivers/usb/core/urb.c b/drivers/usb/core/urb.c
index a4fa3e6..94ea972 100644
--- a/drivers/usb/core/urb.c
+++ b/drivers/usb/core/urb.c
@@ -240,10 +240,10 @@
 	 * and don't need to duplicate tests
 	 */
 	pipe = urb->pipe;
-	temp = usb_pipetype (pipe);
-	is_out = usb_pipeout (pipe);
+	temp = usb_pipetype(pipe);
+	is_out = usb_pipeout(pipe);
 
-	if (!usb_pipecontrol (pipe) && dev->state < USB_STATE_CONFIGURED)
+	if (!usb_pipecontrol(pipe) && dev->state < USB_STATE_CONFIGURED)
 		return -ENODEV;
 
 	/* FIXME there should be a sharable lock protecting us against
@@ -252,11 +252,11 @@
 	 * checks get made.)
 	 */
 
-	max = usb_maxpacket (dev, pipe, is_out);
+	max = usb_maxpacket(dev, pipe, is_out);
 	if (max <= 0) {
 		dev_dbg(&dev->dev,
 			"bogus endpoint ep%d%s in %s (bad maxpacket %d)\n",
-			usb_pipeendpoint (pipe), is_out ? "out" : "in",
+			usb_pipeendpoint(pipe), is_out ? "out" : "in",
 			__FUNCTION__, max);
 		return -EMSGSIZE;
 	}
@@ -278,11 +278,11 @@
 		if (urb->number_of_packets <= 0)		    
 			return -EINVAL;
 		for (n = 0; n < urb->number_of_packets; n++) {
-			len = urb->iso_frame_desc [n].length;
+			len = urb->iso_frame_desc[n].length;
 			if (len < 0 || len > max) 
 				return -EMSGSIZE;
-			urb->iso_frame_desc [n].status = -EXDEV;
-			urb->iso_frame_desc [n].actual_length = 0;
+			urb->iso_frame_desc[n].status = -EXDEV;
+			urb->iso_frame_desc[n].actual_length = 0;
 		}
 	}
 
@@ -321,7 +321,7 @@
 
 	/* fail if submitter gave bogus flags */
 	if (urb->transfer_flags != orig_flags) {
-		err ("BOGUS urb flags, %x --> %x",
+		err("BOGUS urb flags, %x --> %x",
 			orig_flags, urb->transfer_flags);
 		return -EINVAL;
 	}
@@ -372,7 +372,7 @@
 		urb->interval = temp;
 	}
 
-	return usb_hcd_submit_urb (urb, mem_flags);
+	return usb_hcd_submit_urb(urb, mem_flags);
 }
 
 /*-------------------------------------------------------------------*/
diff --git a/drivers/usb/core/usb.c b/drivers/usb/core/usb.c
index 02426d0..3db721c 100644
--- a/drivers/usb/core/usb.c
+++ b/drivers/usb/core/usb.c
@@ -233,7 +233,7 @@
  * @parent: hub to which device is connected; null to allocate a root hub
  * @bus: bus used to access the device
  * @port1: one-based index of port; ignored for root hubs
- * Context: !in_interrupt ()
+ * Context: !in_interrupt()
  *
  * Only hub drivers (including virtual root hub drivers for host
  * controllers) should ever call this.
@@ -277,22 +277,22 @@
 	 * as stable:  bus->busnum changes easily from modprobe order,
 	 * cardbus or pci hotplugging, and so on.
 	 */
-	if (unlikely (!parent)) {
-		dev->devpath [0] = '0';
+	if (unlikely(!parent)) {
+		dev->devpath[0] = '0';
 
 		dev->dev.parent = bus->controller;
-		sprintf (&dev->dev.bus_id[0], "usb%d", bus->busnum);
+		sprintf(&dev->dev.bus_id[0], "usb%d", bus->busnum);
 	} else {
 		/* match any labeling on the hubs; it's one-based */
-		if (parent->devpath [0] == '0')
-			snprintf (dev->devpath, sizeof dev->devpath,
+		if (parent->devpath[0] == '0')
+			snprintf(dev->devpath, sizeof dev->devpath,
 				"%d", port1);
 		else
-			snprintf (dev->devpath, sizeof dev->devpath,
+			snprintf(dev->devpath, sizeof dev->devpath,
 				"%s.%d", parent->devpath, port1);
 
 		dev->dev.parent = &parent->dev;
-		sprintf (&dev->dev.bus_id[0], "%d-%s",
+		sprintf(&dev->dev.bus_id[0], "%d-%s",
 			bus->busnum, dev->devpath);
 
 		/* hub driver sets up TT records */
@@ -463,7 +463,7 @@
 	/* see if this device matches */
 	if ((vendor_id == le16_to_cpu(dev->descriptor.idVendor)) &&
 	    (product_id == le16_to_cpu(dev->descriptor.idProduct))) {
-		dev_dbg (&dev->dev, "matched this device!\n");
+		dev_dbg(&dev->dev, "matched this device!\n");
 		ret_dev = usb_get_dev(dev);
 		goto exit;
 	}
@@ -535,7 +535,7 @@
  */
 int usb_get_current_frame_number(struct usb_device *dev)
 {
-	return usb_hcd_get_frame_number (dev);
+	return usb_hcd_get_frame_number(dev);
 }
 
 /*-------------------------------------------------------------------*/
@@ -593,7 +593,7 @@
  *
  * When the buffer is no longer used, free it with usb_buffer_free().
  */
-void *usb_buffer_alloc (
+void *usb_buffer_alloc(
 	struct usb_device *dev,
 	size_t size,
 	gfp_t mem_flags,
@@ -602,7 +602,7 @@
 {
 	if (!dev || !dev->bus)
 		return NULL;
-	return hcd_buffer_alloc (dev->bus, size, mem_flags, dma);
+	return hcd_buffer_alloc(dev->bus, size, mem_flags, dma);
 }
 
 /**
@@ -616,7 +616,7 @@
  * been allocated using usb_buffer_alloc(), and the parameters must match
  * those provided in that allocation request. 
  */
-void usb_buffer_free (
+void usb_buffer_free(
 	struct usb_device *dev,
 	size_t size,
 	void *addr,
@@ -627,7 +627,7 @@
 		return;
 	if (!addr)
 		return;
-	hcd_buffer_free (dev->bus, size, addr, dma);
+	hcd_buffer_free(dev->bus, size, addr, dma);
 }
 
 /**
@@ -647,7 +647,7 @@
  * Reverse the effect of this call with usb_buffer_unmap().
  */
 #if 0
-struct urb *usb_buffer_map (struct urb *urb)
+struct urb *usb_buffer_map(struct urb *urb)
 {
 	struct usb_bus		*bus;
 	struct device		*controller;
@@ -659,14 +659,14 @@
 		return NULL;
 
 	if (controller->dma_mask) {
-		urb->transfer_dma = dma_map_single (controller,
+		urb->transfer_dma = dma_map_single(controller,
 			urb->transfer_buffer, urb->transfer_buffer_length,
-			usb_pipein (urb->pipe)
+			usb_pipein(urb->pipe)
 				? DMA_FROM_DEVICE : DMA_TO_DEVICE);
-		if (usb_pipecontrol (urb->pipe))
-			urb->setup_dma = dma_map_single (controller,
+		if (usb_pipecontrol(urb->pipe))
+			urb->setup_dma = dma_map_single(controller,
 					urb->setup_packet,
-					sizeof (struct usb_ctrlrequest),
+					sizeof(struct usb_ctrlrequest),
 					DMA_TO_DEVICE);
 	// FIXME generic api broken like pci, can't report errors
 	// if (urb->transfer_dma == DMA_ADDR_INVALID) return 0;
@@ -689,7 +689,7 @@
  * usb_buffer_dmasync - synchronize DMA and CPU view of buffer(s)
  * @urb: urb whose transfer_buffer/setup_packet will be synchronized
  */
-void usb_buffer_dmasync (struct urb *urb)
+void usb_buffer_dmasync(struct urb *urb)
 {
 	struct usb_bus		*bus;
 	struct device		*controller;
@@ -702,14 +702,14 @@
 		return;
 
 	if (controller->dma_mask) {
-		dma_sync_single (controller,
+		dma_sync_single(controller,
 			urb->transfer_dma, urb->transfer_buffer_length,
-			usb_pipein (urb->pipe)
+			usb_pipein(urb->pipe)
 				? DMA_FROM_DEVICE : DMA_TO_DEVICE);
-		if (usb_pipecontrol (urb->pipe))
-			dma_sync_single (controller,
+		if (usb_pipecontrol(urb->pipe))
+			dma_sync_single(controller,
 					urb->setup_dma,
-					sizeof (struct usb_ctrlrequest),
+					sizeof(struct usb_ctrlrequest),
 					DMA_TO_DEVICE);
 	}
 }
@@ -722,7 +722,7 @@
  * Reverses the effect of usb_buffer_map().
  */
 #if 0
-void usb_buffer_unmap (struct urb *urb)
+void usb_buffer_unmap(struct urb *urb)
 {
 	struct usb_bus		*bus;
 	struct device		*controller;
@@ -735,14 +735,14 @@
 		return;
 
 	if (controller->dma_mask) {
-		dma_unmap_single (controller,
+		dma_unmap_single(controller,
 			urb->transfer_dma, urb->transfer_buffer_length,
-			usb_pipein (urb->pipe)
+			usb_pipein(urb->pipe)
 				? DMA_FROM_DEVICE : DMA_TO_DEVICE);
-		if (usb_pipecontrol (urb->pipe))
-			dma_unmap_single (controller,
+		if (usb_pipecontrol(urb->pipe))
+			dma_unmap_single(controller,
 					urb->setup_dma,
-					sizeof (struct usb_ctrlrequest),
+					sizeof(struct usb_ctrlrequest),
 					DMA_TO_DEVICE);
 	}
 	urb->transfer_flags &= ~(URB_NO_TRANSFER_DMA_MAP
@@ -783,15 +783,15 @@
 	struct device		*controller;
 
 	if (!dev
-			|| usb_pipecontrol (pipe)
+			|| usb_pipecontrol(pipe)
 			|| !(bus = dev->bus)
 			|| !(controller = bus->controller)
 			|| !controller->dma_mask)
 		return -1;
 
 	// FIXME generic api broken like pci, can't report errors
-	return dma_map_sg (controller, sg, nents,
-			usb_pipein (pipe) ? DMA_FROM_DEVICE : DMA_TO_DEVICE);
+	return dma_map_sg(controller, sg, nents,
+			usb_pipein(pipe) ? DMA_FROM_DEVICE : DMA_TO_DEVICE);
 }
 
 /* XXX DISABLED, no users currently.  If you wish to re-enable this
@@ -823,8 +823,8 @@
 			|| !controller->dma_mask)
 		return;
 
-	dma_sync_sg (controller, sg, n_hw_ents,
-			usb_pipein (pipe) ? DMA_FROM_DEVICE : DMA_TO_DEVICE);
+	dma_sync_sg(controller, sg, n_hw_ents,
+			usb_pipein(pipe) ? DMA_FROM_DEVICE : DMA_TO_DEVICE);
 }
 #endif
 
@@ -849,8 +849,8 @@
 			|| !controller->dma_mask)
 		return;
 
-	dma_unmap_sg (controller, sg, n_hw_ents,
-			usb_pipein (pipe) ? DMA_FROM_DEVICE : DMA_TO_DEVICE);
+	dma_unmap_sg(controller, sg, n_hw_ents,
+			usb_pipein(pipe) ? DMA_FROM_DEVICE : DMA_TO_DEVICE);
 }
 
 /* format to disable USB on kernel command line is: nousb */
@@ -871,7 +871,7 @@
 {
 	int retval;
 	if (nousb) {
-		pr_info ("%s: USB support disabled\n", usbcore_name);
+		pr_info("%s: USB support disabled\n", usbcore_name);
 		return 0;
 	}
 
@@ -971,19 +971,19 @@
 EXPORT_SYMBOL(usb_find_device);
 EXPORT_SYMBOL(usb_get_current_frame_number);
 
-EXPORT_SYMBOL (usb_buffer_alloc);
-EXPORT_SYMBOL (usb_buffer_free);
+EXPORT_SYMBOL(usb_buffer_alloc);
+EXPORT_SYMBOL(usb_buffer_free);
 
 #if 0
-EXPORT_SYMBOL (usb_buffer_map);
-EXPORT_SYMBOL (usb_buffer_dmasync);
-EXPORT_SYMBOL (usb_buffer_unmap);
+EXPORT_SYMBOL(usb_buffer_map);
+EXPORT_SYMBOL(usb_buffer_dmasync);
+EXPORT_SYMBOL(usb_buffer_unmap);
 #endif
 
-EXPORT_SYMBOL (usb_buffer_map_sg);
+EXPORT_SYMBOL(usb_buffer_map_sg);
 #if 0
-EXPORT_SYMBOL (usb_buffer_dmasync_sg);
+EXPORT_SYMBOL(usb_buffer_dmasync_sg);
 #endif
-EXPORT_SYMBOL (usb_buffer_unmap_sg);
+EXPORT_SYMBOL(usb_buffer_unmap_sg);
 
 MODULE_LICENSE("GPL");