inet: Consolidate inetpeer_invalidate_tree() interfaces.

We only need one interface for this operation, since we always know
which inetpeer root we want to flush.

Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index 4cd35c3..cf78343 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -935,7 +935,7 @@
 
 	get_random_bytes(&shuffle, sizeof(shuffle));
 	atomic_add(shuffle + 1U, &net->ipv4.rt_genid);
-	inetpeer_invalidate_tree(net, AF_INET);
+	inetpeer_invalidate_tree(net->ipv4.peers);
 }
 
 /*
@@ -3401,7 +3401,7 @@
 	struct inet_peer_base *bp = net->ipv4.peers;
 
 	net->ipv4.peers = NULL;
-	__inetpeer_invalidate_tree(bp);
+	inetpeer_invalidate_tree(bp);
 	kfree(bp);
 }