x86/mm: Use pte_none() to test for empty PTE

[linux] / arch / x86 / mm / pageattr.c

diff --git a/arch/x86/mm/pageattr.c b/arch/x86/mm/pageattr.c
index 7a1f7bb..7514215 100644 (file)
--- a/arch/x86/mm/pageattr.c
+++ b/arch/x86/mm/pageattr.c
@@ -1185,7 +1185,7 @@ repeat:
                return __cpa_process_fault(cpa, address, primary);
 
        old_pte = *kpte;
-       if (!pte_val(old_pte))
+       if (pte_none(old_pte))
                return __cpa_process_fault(cpa, address, primary);
 
        if (level == PG_LEVEL_4K) {