lkdtm/usercopy: Adjust test to include an offset to check reporting

Instead of doubling the size, push the start position up by 16 bytes to
still trigger an overflow. This allows to verify that offset reporting
is working correctly.

Signed-off-by: Kees Cook <keescook@chromium.org>
This commit is contained in:
Kees Cook 2018-01-02 12:06:27 -08:00
commit c758868624