kernel module: Report of build failure with 2.6.9

error: unknown field `ordered_tag' specified in initializer

Reported-by: sharad shaad <shaadvi@gmail.com>
Signed-off-by: Mark Harvey <markh794@gmail.com>
kernel module: Bump version strings 20130926 / 0.18.15

Signed-off-by: Mark Harvey <markh794@gmail.com>