My teacher found out I like him so hes been doing this..?

He seen me looking alot, so hes been talking more to me and kinda of teasing me like I say aye and repeated it in a joky way and smiling at me (hes a friendly person) Ahh.. what do i do? I dont want anything to happen cus hes my teacher soo.. he also complimented me on my new hair but he did that before when i changed my hair so thats fine