Jianguo Wu wrote:
> In __page_check_address(), if address's pud is not present,
> huge_pte_offset() will return NULL, we should check the return value.
> 
> Signed-off-by: Jianguo Wu <[email protected]>

Looks okay to me.

Acked-by: Kirill A. Shutemov <[email protected]>

Have you triggered a crash there? Or just spotted by reading the code?

-- 
 Kirill A. Shutemov
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