team: pass NULL to __team_option_inst_add() instead of 0

Signed-off-by: Jiri Pirko <jpirko@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/team/team.c b/drivers/net/team/team.c
index da72f41..eb18ac9 100644
--- a/drivers/net/team/team.c
+++ b/drivers/net/team/team.c
@@ -164,7 +164,7 @@
 	int err;
 
 	if (!option->per_port) {
-		err = __team_option_inst_add(team, option, 0);
+		err = __team_option_inst_add(team, option, NULL);
 		if (err)
 			goto inst_del_option;
 	}