lkml.org 
[lkml]   [2013]   [Oct]   [13]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH 25/34] score: handle pgtable_page_ctor() fail
Thanks.

Acked-by: Lennox Wu <lennox.wu@gmail.com>

於 2013/10/11 上午 02:05, Kirill A. Shutemov 提到:
> Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
> Cc: Chen Liqin <liqin.chen@sunplusct.com>
> Cc: Lennox Wu <lennox.wu@gmail.com>
> ---
> arch/score/include/asm/pgalloc.h | 9 ++++++---
> 1 file changed, 6 insertions(+), 3 deletions(-)
>
> diff --git a/arch/score/include/asm/pgalloc.h b/arch/score/include/asm/pgalloc.h
> index 059a61b707..2a861ffbd5 100644
> --- a/arch/score/include/asm/pgalloc.h
> +++ b/arch/score/include/asm/pgalloc.h
> @@ -54,9 +54,12 @@ static inline struct page *pte_alloc_one(struct mm_struct *mm,
> struct page *pte;
>
> pte = alloc_pages(GFP_KERNEL | __GFP_REPEAT, PTE_ORDER);
> - if (pte) {
> - clear_highpage(pte);
> - pgtable_page_ctor(pte);
> + if (!pte)
> + return NULL;
> + clear_highpage(pte);
> + if (!pgtable_page_ctor(pte)) {
> + __free_page(pte);
> + return NULL;
> }
> return pte;
> }


[unhandled content-type:application/pgp-signature]
\
 
 \ /
  Last update: 2013-10-13 12:21    [W:0.270 / U:0.400 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site