Fix some warnings.

Allows the kernel to build with Werror and aosp gcc 4.7

Change-Id: Ifa9f19dae860610721f7f860e06c594d50484bb3
Signed-off-by: Evan McClain <aeroevan@gmail.com>
Update all things to build with Linaro

Signed-off-by: task650 <task650@gmail.com>