diff --git a/fs/ksmbd/transport_tcp.c b/fs/ksmbd/transport_tcp.c
index 9d4222154dcc..176295137045 100644
--- a/fs/ksmbd/transport_tcp.c
+++ b/fs/ksmbd/transport_tcp.c
@@ -618,8 +618,10 @@ int ksmbd_tcp_set_interfaces(char *ifc_list, int ifc_list_sz)
 		for_each_netdev(&init_net, netdev) {
 			if (netif_is_bridge_port(netdev))
 				continue;
-			if (!alloc_iface(kstrdup(netdev->name, GFP_KERNEL)))
+			if (!alloc_iface(kstrdup(netdev->name, GFP_KERNEL))) {
+				rtnl_unlock();
 				return -ENOMEM;
+			}
 		}
 		rtnl_unlock();
 		bind_additional_ifaces = 1;