Rusted rocker
 

I have an '84 gsl se the body is near perfect, i undercoated the whole car i just have one issue with it before i send it off to paint, i have a small rusted out part of the driver side rocker panel, i cant find a replacement rocker, think i should patch it? give me some ideas
http://i11.photobucket.com/albums/a1...earquarter.jpg
there it is towards the back of it