Re: [PATCH] mm/huge_memory: Fix to make vma_adjust_trans_huge() use find_vma() correctly

[Matthew Wilcox]

On Thu, Nov 21, 2024 at 09:41:13PM +0900, Jeongjun Park wrote:
> vma_adjust_trans_huge() uses find_vma() to get the VMA, but find_vma() uses
> the returned pointer without any verification, even though it may return NULL.
> In this case, NULL pointer dereference may occur, so to prevent this,
> vma_adjust_trans_huge() should be fix to verify the return value of find_vma().

I don't think we should change anything here.