Fix mmap memory release for file labeling

Ensure the mmap start address and length are not modified so the memory
used can be released when selabel_close(3) is called.

Change-Id: I241ca517cc0a2b3d10faacb4a370d3770803781c
Signed-off-by: Richard Haines <richard_c_haines@btinternet.com>
2 files changed