unsigned i_block,fragment cannot be negative.
Signed-off-by: NRoel Kluin <roel.kluin@gmail.com>
Signed-off-by: NEvgeniy Dushistov <dushistov@mail.ru>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>