diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index 655d9ee..11e001a 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -2936,8 +2936,7 @@
 {
 	atomic_set(&net->ipv4.rt_genid, 0);
 	atomic_set(&net->fnhe_genid, 0);
-	get_random_bytes(&net->ipv4.dev_addr_genid,
-			 sizeof(net->ipv4.dev_addr_genid));
+	atomic_set(&net->ipv4.dev_addr_genid, get_random_int());
 	return 0;
 }