s390/mm: fix typo in comment

Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
diff --git a/arch/s390/mm/fault.c b/arch/s390/mm/fault.c
index d53c2e2..5988285 100644
--- a/arch/s390/mm/fault.c
+++ b/arch/s390/mm/fault.c
@@ -376,7 +376,7 @@ static noinline void do_fault_error(struct pt_regs *regs, int access,
  * routines.
  *
  * interruption code (int_code):
- *   04       Protection           ->  Write-Protection  (suprression)
+ *   04       Protection           ->  Write-Protection  (suppression)
  *   10       Segment translation  ->  Not present       (nullification)
  *   11       Page translation     ->  Not present       (nullification)
  *   3b       Region third trans.  ->  Not present       (nullification)