X-Git-Url: http://git.cascardo.info/?a=blobdiff_plain;f=mm%2Fmigrate.c;h=99250aee1ac166fd8d5bb03849041b2a07fc3f80;hb=dcd4693cf47801b7d988ea897519de90dfd25d17;hp=f7ee04a5ae27a2934de9fab746667597bffafef3;hpb=539294b76af8922297702a7ebb8cafe68f7e5376;p=cascardo%2Flinux.git

diff --git a/mm/migrate.c b/mm/migrate.c
index f7ee04a5ae27..99250aee1ac1 100644
--- a/mm/migrate.c
+++ b/mm/migrate.c
@@ -234,7 +234,7 @@ static int remove_migration_pte(struct page *new, struct vm_area_struct *vma,
 		goto unlock;
 
 	get_page(new);
-	pte = pte_mkold(mk_pte(new, vma->vm_page_prot));
+	pte = pte_mkold(mk_pte(new, READ_ONCE(vma->vm_page_prot)));
 	if (pte_swp_soft_dirty(*ptep))
 		pte = pte_mksoft_dirty(pte);