There is a well defined list of expected values for MODULE_LICENSE so warn
the user upon usage of unknown values.
Signed-off-by: NBjorn Andersson <bjorn.andersson@sonymobile.com>
Cc: Joe Perches <joe@perches.com>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>