On Mon, Mar 28, 2016 at 10:49:54PM +0800, cheng...@emindsoft.com.cn wrote:
> From: Chen Gang <cheng...@emindsoft.com.cn>
>
> The return value of pmd_trans_huge_lock() is a pointer, not a boolean
> value, so use NULL instead of false as the return value.
>
> Signed-off-by: Chen Gang <gang.chen.5...@gmail.com>
Acked-by: Kirill A. Shutemov <kirill.shute...@linux.intel.com>
> ---
> include/linux/huge_mm.h | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/include/linux/huge_mm.h b/include/linux/huge_mm.h
> index 79b0ef6..7008623 100644
> --- a/include/linux/huge_mm.h
> +++ b/include/linux/huge_mm.h
> @@ -127,7 +127,7 @@ static inline spinlock_t *pmd_trans_huge_lock(pmd_t *pmd,
> if (pmd_trans_huge(*pmd) || pmd_devmap(*pmd))
> return __pmd_trans_huge_lock(pmd, vma);
> else
> - return false;
> + return NULL;
> }
> static inline int hpage_nr_pages(struct page *page)
> {
> --
> 1.9.3
>
--
Kirill A. Shutemov
