diff options
Diffstat (limited to 'mm/memory.c')
| -rw-r--r-- | mm/memory.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/mm/memory.c b/mm/memory.c index 745b348..ae259b6 100644 --- a/mm/memory.c +++ b/mm/memory.c @@ -1433,12 +1433,11 @@ static int do_wp_page(struct mm_struct *mm, struct vm_area_struct *vma, unsigned long address, pte_t *page_table, pmd_t *pmd, spinlock_t *ptl, pte_t orig_pte) { - struct page *old_page, *src_page, *new_page; + struct page *old_page, *new_page; pte_t entry; int ret = VM_FAULT_MINOR; old_page = vm_normal_page(vma, address, orig_pte); - src_page = old_page; if (!old_page) goto gotten; @@ -1466,7 +1465,7 @@ gotten: if (unlikely(anon_vma_prepare(vma))) goto oom; - if (src_page == ZERO_PAGE(address)) { + if (old_page == ZERO_PAGE(address)) { new_page = alloc_zeroed_user_highpage(vma, address); if (!new_page) goto oom; @@ -1474,7 +1473,7 @@ gotten: new_page = alloc_page_vma(GFP_HIGHUSER, vma, address); if (!new_page) goto oom; - cow_user_page(new_page, src_page, address); + cow_user_page(new_page, old_page, address); } /* |