USB: fix codingstyle issues in drivers/usb/core/*.c

Fixes a number of coding style issues in the remaining .c files in
drivers/usb/core/

Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff --git a/drivers/usb/core/buffer.c b/drivers/usb/core/buffer.c
index acd9f00..cadb2dc 100644
--- a/drivers/usb/core/buffer.c
+++ b/drivers/usb/core/buffer.c
@@ -57,8 +57,9 @@
 	    !(hcd->driver->flags & HCD_LOCAL_MEM))
 		return 0;
 
-	for (i = 0; i < HCD_BUFFER_POOLS; i++) { 
-		if (!(size = pool_max [i]))
+	for (i = 0; i < HCD_BUFFER_POOLS; i++) {
+		size = pool_max[i];
+		if (!size)
 			continue;
 		snprintf(name, sizeof name, "buffer-%d", size);
 		hcd->pool[i] = dma_pool_create(name, hcd->self.controller,
@@ -81,10 +82,10 @@
  */
 void hcd_buffer_destroy(struct usb_hcd *hcd)
 {
-	int		i;
+	int i;
 
-	for (i = 0; i < HCD_BUFFER_POOLS; i++) { 
-		struct dma_pool		*pool = hcd->pool[i];
+	for (i = 0; i < HCD_BUFFER_POOLS; i++) {
+		struct dma_pool *pool = hcd->pool[i];
 		if (pool) {
 			dma_pool_destroy(pool);
 			hcd->pool[i] = NULL;