s390/mm: fixing calls of pte_unmap_unlock

pte_unmap works on page table entry pointers, derefencing should be avoided.
As on s390 pte_unmap is a NOP, this is more a cleanup if we want to supply
later such function.

Signed-off-by: Dominik Dingel <dingel@linux.vnet.ibm.com>
Reviewed-by: Thomas Huth <thuth@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

1 files changed, 3 insertions, 3 deletions

diff --git a/arch/s390/mm/pgtable.c b/arch/s390/mm/pgtable.c
index 296b61a4af59..1b79ca67392f 100644
--- a/arch/s390/mm/pgtable.c
+++ b/arch/s390/mm/pgtable.c
@@ -656,7 +656,7 @@ void __gmap_zap(struct gmap *gmap, unsigned long gaddr)
         }
         pgste_set_unlock(ptep, pgste);
 out_pte:
-        pte_unmap_unlock(*ptep, ptl);
+        pte_unmap_unlock(ptep, ptl);
 }
 EXPORT_SYMBOL_GPL(__gmap_zap);
 
@@ -943,7 +943,7 @@ retry:
         }
         if (!(pte_val(*ptep) & _PAGE_INVALID) &&
              (pte_val(*ptep) & _PAGE_PROTECT)) {
-                pte_unmap_unlock(*ptep, ptl);
+                pte_unmap_unlock(ptep, ptl);
                 if (fixup_user_fault(current, mm, addr, FAULT_FLAG_WRITE)) {
                         up_read(&mm->mmap_sem);
                         return -EFAULT;
@@ -974,7 +974,7 @@ retry:
                 pgste_val(new) |= PGSTE_UC_BIT;
 
         pgste_set_unlock(ptep, new);
-        pte_unmap_unlock(*ptep, ptl);
+        pte_unmap_unlock(ptep, ptl);
         up_read(&mm->mmap_sem);
         return 0;
 }