Help is my tongue infected?

I had my tongue pierced 3 days ago i smoke and eat normally l i know smoking is strictly forbidden and i shouldnt be smoking but i cant help myself , And im freaking out over the circle around my piercing is my tongue infected ?? I mouth wash with salt and water 3-5 times aday is it not enough ? Im freaking out i need to know if its getting infected ?? What am I supposed to do for this circle to disappear???