msm: hotplug: Protect load stats routine and cleanup

Signed-off-by: Pranav Vashi <neobuddy89@gmail.com>
msm: hotplug: Cleanup probe function

After performing nicely for over a half year this
actually starts looking almost decent.

[neo: Only required parts]

Signed-off-by: Pranav Vashi <neobuddy89@gmail.com>
msm: hotplug: Fix licensing issue

I have no idea about licensing and I could care less
but this should be correct.

Signed-off-by: Pranav Vashi <neobuddy89@gmail.com>