[NET]: Change some "if (x) BUG();" to "BUG_ON(x);"

This changes some simple "if (x) BUG();" statements to "BUG_ON(x);"

Signed-off-by: Kris Katterjohn <kjak@users.sourceforge.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/sunrpc/cache.c b/net/sunrpc/cache.c
index f509e99..dcaa0c4 100644
--- a/net/sunrpc/cache.c
+++ b/net/sunrpc/cache.c
@@ -575,12 +575,11 @@
 	if (rp->q.list.next == &cd->queue) {
 		spin_unlock(&queue_lock);
 		up(&queue_io_sem);
-		if (rp->offset)
-			BUG();
+		BUG_ON(rp->offset);
 		return 0;
 	}
 	rq = container_of(rp->q.list.next, struct cache_request, q.list);
-	if (rq->q.reader) BUG();
+	BUG_ON(rq->q.reader);
 	if (rp->offset == 0)
 		rq->readers++;
 	spin_unlock(&queue_lock);