USB: core: Codestyle fix in urb.c

Delete braces around single statement block suggested by checkpatch.pl

Signed-off-by: Jonas Hesselmann <jonas.hesselmann@hotmail.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/usb/core/urb.c b/drivers/usb/core/urb.c
index c9e8ee8..3d27477 100644
--- a/drivers/usb/core/urb.c
+++ b/drivers/usb/core/urb.c
@@ -129,9 +129,8 @@
 	list_add_tail(&urb->anchor_list, &anchor->urb_list);
 	urb->anchor = anchor;
 
-	if (unlikely(anchor->poisoned)) {
+	if (unlikely(anchor->poisoned))
 		atomic_inc(&urb->reject);
-	}
 
 	spin_unlock_irqrestore(&anchor->lock, flags);
 }