diff --git a/net/netfilter/nf_nat_core.c b/net/netfilter/nf_nat_core.c
index f1576e46ee2c527a3eec21913120cd026c818cad..8ea39b816c02d045c958b7ec9425261e47b3811c 100644
--- a/net/netfilter/nf_nat_core.c
+++ b/net/netfilter/nf_nat_core.c
@@ -1087,6 +1087,7 @@ static int __init nf_nat_init(void)
 	ret = register_pernet_subsys(&nat_net_ops);
 	if (ret < 0) {
 		nf_ct_extend_unregister(&nat_extend);
+		kvfree(nf_nat_bysource);
 		return ret;
 	}