We have a tension rod in the bathroom for the shower rod. We have had problems in the past where the rod would take off the paint on the walls. Well, some serious paint and some dry wall came off the walls when someone fell in the shower and took the shower curtain and rod down with him.
I remedied the situation by using wall savers made for walls behind door knobs. I painted them with Krylon
Brushed Satin Nickel Metallic Spraypaint, same as I used for my freshly painted Door Knobs: