Merge tag 'mm-hotfixes-stable-2022-05-27' of git://git.kernel.org/pub/scm/linux/kerne...

[platform/kernel/linux-rpi.git] / mm / page_table_check.c

diff --git a/mm/page_table_check.c b/mm/page_table_check.c
index 3692bea..e206274 100644 (file)
--- a/mm/page_table_check.c
+++ b/mm/page_table_check.c
@@ -234,11 +234,11 @@ void __page_table_check_pte_clear_range(struct mm_struct *mm,
                pte_t *ptep = pte_offset_map(&pmd, addr);
                unsigned long i;
 
-               pte_unmap(ptep);
                for (i = 0; i < PTRS_PER_PTE; i++) {
                        __page_table_check_pte_clear(mm, addr, *ptep);
                        addr += PAGE_SIZE;
                        ptep++;
                }
+               pte_unmap(ptep - PTRS_PER_PTE);
        }
 }