diff --git a/net/phonet/pn_dev.c b/net/phonet/pn_dev.c
index b18e48fae9759cf20d735031bc1f18a7e8857a11..d0a429459370ad822dc90f0d00e9888ca87ee7ea 100644
--- a/net/phonet/pn_dev.c
+++ b/net/phonet/pn_dev.c
@@ -292,8 +292,7 @@ static void phonet_route_autodel(struct net_device *dev)
 	if (bitmap_empty(deleted, 64))
 		return; /* short-circuit RCU */
 	synchronize_rcu();
-	for (i = find_first_bit(deleted, 64); i < 64;
-			i = find_next_bit(deleted, 64, i + 1)) {
+	for_each_set_bit(i, deleted, 64) {
 		rtm_phonet_notify(RTM_DELROUTE, dev, i);
 		dev_put(dev);
 	}