diff --git a/drivers/staging/android/ashmem.c b/drivers/staging/android/ashmem.c
index feadf798736d..11521cdb3f58 100644
--- a/drivers/staging/android/ashmem.c
+++ b/drivers/staging/android/ashmem.c
@@ -401,7 +401,7 @@ static int ashmem_mmap(struct file *file, struct vm_area_struct *vma)
 		ret = -EPERM;
 		goto out;
 	}
-	vma->vm_flags &= ~calc_vm_may_flags(~asma->prot_mask);
+	vm_flags_clear(vma, calc_vm_may_flags(~asma->prot_mask));
 
 	if (!asma->file) {
 		char *name = ASHMEM_NAME_DEF;