{
struct file *file = vma->vm_file;
+ if (!file)
+ return -EBADF;
+
if (file->f_mapping->a_ops->get_xip_page) {
/* no bad return value, but ignore advice */
return 0;
unsigned long start, unsigned long end)
{
*prev = vma;
- if ((vma->vm_flags & VM_LOCKED) || is_vm_hugetlb_page(vma))
+ if (vma->vm_flags & (VM_LOCKED|VM_HUGETLB|VM_RESERVED))
return -EINVAL;
if (unlikely(vma->vm_flags & VM_NONLINEAR)) {
madvise_vma(struct vm_area_struct *vma, struct vm_area_struct **prev,
unsigned long start, unsigned long end, int behavior)
{
- struct file *filp = vma->vm_file;
- long error = -EBADF;
-
- if (!filp)
- goto out;
+ long error;
switch (behavior) {
case MADV_NORMAL:
error = -EINVAL;
break;
}
-
-out:
return error;
}