Has anyone added a bed rail to their ikea malm bed? The mattress is supported by slats and slightly recessed into the frame. I’m trying to figure out if a simple bed rail like this would work with my bed frame. https://www.walmart.ca/en/ip/69-Bed...k0wWpOyx0VRwzZLAbnhoCB6oQAvD_BwE&gclsrc=aw.ds