USB: a bit more coding style cleanup

I was sitting in a train threatened to be blocked by ice. I took this
as a hint to do some more boring work for the common good. Here's
a bit more for coding style.

Signed-off-by: Oliver Neukum <oneukum@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/usb/core/buffer.c

@@ -49,9 +49,9 @@ static const size_t	pool_max [HCD_BUFFER_POOLS] = {
  *
  * Call hcd_buffer_destroy() to clean up after using those pools.
  */
-int hcd_buffer_create (struct usb_hcd *hcd)
+int hcd_buffer_create(struct usb_hcd *hcd)
 {
-	char		name [16];
+	char		name[16];
 	int 		i, size;
 
 	if (!hcd->self.controller->dma_mask)
@@ -60,11 +60,11 @@ int hcd_buffer_create (struct usb_hcd *hcd)
 	for (i = 0; i < HCD_BUFFER_POOLS; i++) { 
 		if (!(size = pool_max [i]))
 			continue;
-		snprintf (name, sizeof name, "buffer-%d", size);
-		hcd->pool [i] = dma_pool_create (name, hcd->self.controller,
+		snprintf(name, sizeof name, "buffer-%d", size);
+		hcd->pool[i] = dma_pool_create(name, hcd->self.controller,
 				size, size, 0);
 		if (!hcd->pool [i]) {
-			hcd_buffer_destroy (hcd);
+			hcd_buffer_destroy(hcd);
 			return -ENOMEM;
 		}
 	}
@@ -79,14 +79,14 @@ int hcd_buffer_create (struct usb_hcd *hcd)
  *
  * This frees the buffer pools created by hcd_buffer_create().
  */
-void hcd_buffer_destroy (struct usb_hcd *hcd)
+void hcd_buffer_destroy(struct usb_hcd *hcd)
 {
 	int		i;
 
 	for (i = 0; i < HCD_BUFFER_POOLS; i++) { 
-		struct dma_pool		*pool = hcd->pool [i];
+		struct dma_pool		*pool = hcd->pool[i];
 		if (pool) {
-			dma_pool_destroy (pool);
+			dma_pool_destroy(pool);
 			hcd->pool[i] = NULL;
 		}
 	}
@@ -97,8 +97,8 @@ void hcd_buffer_destroy (struct usb_hcd *hcd)
  * better sharing and to leverage mm/slab.c intelligence.
  */
 
-void *hcd_buffer_alloc (
-	struct usb_bus 		*bus,
+void *hcd_buffer_alloc(
+	struct usb_bus 	*bus,
 	size_t			size,
 	gfp_t			mem_flags,
 	dma_addr_t		*dma
@@ -110,18 +110,18 @@ void *hcd_buffer_alloc (
 	/* some USB hosts just use PIO */
 	if (!bus->controller->dma_mask) {
 		*dma = ~(dma_addr_t) 0;
-		return kmalloc (size, mem_flags);
+		return kmalloc(size, mem_flags);
 	}
 
 	for (i = 0; i < HCD_BUFFER_POOLS; i++) {
 		if (size <= pool_max [i])
-			return dma_pool_alloc (hcd->pool [i], mem_flags, dma);
+			return dma_pool_alloc(hcd->pool [i], mem_flags, dma);
 	}
-	return dma_alloc_coherent (hcd->self.controller, size, dma, 0);
+	return dma_alloc_coherent(hcd->self.controller, size, dma, 0);
 }
 
-void hcd_buffer_free (
-	struct usb_bus 		*bus,
+void hcd_buffer_free(
+	struct usb_bus 	*bus,
 	size_t			size,
 	void 			*addr,
 	dma_addr_t		dma
@@ -134,15 +134,15 @@ void hcd_buffer_free (
 		return;
 
 	if (!bus->controller->dma_mask) {
-		kfree (addr);
+		kfree(addr);
 		return;
 	}
 
 	for (i = 0; i < HCD_BUFFER_POOLS; i++) {
 		if (size <= pool_max [i]) {
-			dma_pool_free (hcd->pool [i], addr, dma);
+			dma_pool_free(hcd->pool [i], addr, dma);
 			return;
 		}
 	}
-	dma_free_coherent (hcd->self.controller, size, addr, dma);
+	dma_free_coherent(hcd->self.controller, size, addr, dma);
 }

drivers/usb/core/devices.c

@@ -164,10 +164,10 @@ static const char *class_decode(const int class)
 	for (ix = 0; clas_info[ix].class != -1; ix++)
 		if (clas_info[ix].class == class)
 			break;
-	return (clas_info[ix].class_name);
+	return clas_info[ix].class_name;
 }
 
-static char *usb_dump_endpoint_descriptor (
+static char *usb_dump_endpoint_descriptor(
 	int speed,
 	char *start,
 	char *end,
@@ -212,9 +212,9 @@ static char *usb_dump_endpoint_descriptor (
 		break;
 	case USB_ENDPOINT_XFER_INT:
 		type = "Int.";
-		if (speed == USB_SPEED_HIGH) {
+		if (speed == USB_SPEED_HIGH)
 			interval = 1 << (desc->bInterval - 1);
-		} else
+		else
 			interval = desc->bInterval;
 		break;
 	default:	/* "can't happen" */
@@ -347,7 +347,7 @@ static char *usb_dump_device_descriptor(char *start, char *end, const struct usb
 
 	if (start > end)
 		return start;
-	start += sprintf (start, format_device1,
+	start += sprintf(start, format_device1,
 			  bcdUSB >> 8, bcdUSB & 0xff,
 			  desc->bDeviceClass,
 			  class_decode (desc->bDeviceClass),
@@ -367,7 +367,7 @@ static char *usb_dump_device_descriptor(char *start, char *end, const struct usb
 /*
  * Dump the different strings that this device holds.
  */
-static char *usb_dump_device_strings (char *start, char *end, struct usb_device *dev)
+static char *usb_dump_device_strings(char *start, char *end, struct usb_device *dev)
 {
 	if (start > end)
 		return start;
@@ -399,7 +399,7 @@ static char *usb_dump_desc(char *start, char *end, struct usb_device *dev)
 	if (start > end)
 		return start;
 
-	start = usb_dump_device_strings (start, end, dev);
+	start = usb_dump_device_strings(start, end, dev);
 
 	for (i = 0; i < dev->descriptor.bNumConfigurations; i++) {
 		if (start > end)