When specifying case we may have comments and/or braces at the end without
actually having a 'statement'.  Allow for these to occur in any order.
Signed-off-by: NAndy Whitcroft <apw@shadowen.org>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>