greybus: kernel_ver: Add kstrtobool()

It was added in 4.6 and is required for one of the use case, copy it.

Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
This commit is contained in:
Viresh Kumar 2016-06-27 11:19:23 +05:30 • committed by Greg Kroah-Hartman
commit 0ef5be1885