remove useless if done==3 check (Coverity)
remove useless if done==3 check (Coverity)

1337987 Logically dead code

gphoto/libgphoto2,gphoto/libgphoto2,gphoto/libgphoto2,gphoto/libgphoto2,gphoto/libgphoto2,gphoto/libgphoto2