[PATCH] Fix --reuse-cmdline so it is usable.

Hi Eric,

sorry for all the mucking around regarding this change.
I have applied it to my tree + my free() patch.

Follow-Ups:
- [PATCH] Fix --reuse-cmdline so it is usable.
  - From: Eric W. Biederman

References:
- [PATCH] Fix --reuse-cmdline so it is usable.
  - From: Eric W. Biederman
- [PATCH] Fix --reuse-cmdline so it is usable.
  - From: Simon Horman
- [PATCH] Fix --reuse-cmdline so it is usable.
  - From: Eric W. Biederman
- [PATCH] Fix --reuse-cmdline so it is usable.
  - From: Simon Horman
- [PATCH] Fix --reuse-cmdline so it is usable.
  - From: Eric W. Biederman
- [PATCH] Fix --reuse-cmdline so it is usable.
  - From: Simon Horman
- [PATCH] Fix --reuse-cmdline so it is usable.
  - From: Eric W. Biederman
- [PATCH] Fix --reuse-cmdline so it is usable.
  - From: Simon Horman