tree d696c550232d2b6e5a279675a28398cb679590fb
parent 3f8f80f0cfebab185b6fe599c53b63e7e8ae02c9
author Maxime Bizon <mbizon@freebox.fr> 1377878801 +0200
committer Tony Luck <tony.luck@intel.com> 1377903421 -0700

pstore/ram: (really) fix undefined usage of rounddown_pow_of_two

Previous attempt to fix was b042e47491ba5f487601b5141a3f1d8582304170

Suggested use of is_power_of_2() was bogus because is_power_of_2(0) is
false (documented behaviour).

Signed-off-by: Maxime Bizon <mbizon@freebox.fr>
Acked-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Tony Luck <tony.luck@intel.com>