Message ID | 20221129164352.3374638-30-Liam.Howlett@oracle.com (mailing list archive) |
---|---|
State | New |
Headers | show
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VMA type safety through VMA iterator
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diff --git a/mm/mmap.c b/mm/mmap.c index 8db711622d50..f37a6b5a40d6 100644 --- a/mm/mmap.c +++ b/mm/mmap.c @@ -779,10 +779,12 @@ int __vma_adjust(struct vma_iterator *vmi, struct vm_area_struct *vma, } if (start != vma->vm_start) { - if ((vma->vm_start < start) && - (!insert || (insert->vm_end != start))) { - vma_iter_clear(vmi, vma->vm_start, start); - VM_WARN_ON(insert && insert->vm_start > vma->vm_start); + if (vma->vm_start < start) { + if (!insert || (insert->vm_end != start)) { + vma_iter_clear(vmi, vma->vm_start, start); + vma_iter_set(vmi, start); + VM_WARN_ON(insert && insert->vm_start > vma->vm_start); + } } else { vma_changed = true; }