[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/xfrm/xfrm_algo.c b/net/xfrm/xfrm_algo.c
index 2f4531f..6ed3302 100644
--- a/net/xfrm/xfrm_algo.c
+++ b/net/xfrm/xfrm_algo.c
@@ -540,8 +540,7 @@
 			start = end;
 		}
 	}
-	if (len)
-		BUG();
+	BUG_ON(len);
 }
 EXPORT_SYMBOL_GPL(skb_icv_walk);
 
@@ -610,8 +609,7 @@
 			start = end;
 		}
 	}
-	if (len)
-		BUG();
+	BUG_ON(len);
 	return elt;
 }
 EXPORT_SYMBOL_GPL(skb_to_sgvec);
diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c
index 59614a9..077bbf9 100644
--- a/net/xfrm/xfrm_policy.c
+++ b/net/xfrm/xfrm_policy.c
@@ -248,11 +248,9 @@
 
 void __xfrm_policy_destroy(struct xfrm_policy *policy)
 {
-	if (!policy->dead)
-		BUG();
+	BUG_ON(!policy->dead);
 
-	if (policy->bundles)
-		BUG();
+	BUG_ON(policy->bundles);
 
 	if (del_timer(&policy->timer))
 		BUG();