Dating a divorced guy !!!!!!

I’m 24 he 38 he have a 9 years old daughter . We have 1 year of relationship and half and he said he love and i love him But I remember when I first meet him on June of last year he kind tell me he was talking to her ex wife but that he was single. His ex wife is single she never get a date they have 4 year of divorced ... should i worry ???? somebody here talk to they ex husband about kids but still flirt and have feelings