am 894b139a: Simple checks to make sure /dev/mem and /dev/kmem do not exist.

Merge commit '894b139aa18f0554571c6d69dbbc2a16178d9d64'

* commit '894b139aa18f0554571c6d69dbbc2a16178d9d64':
  Simple checks to make sure /dev/mem and /dev/kmem do not exist.