| From | "Kirill A. Shutemov" <> | Subject | [PATCH 20/34] metag: handle pgtable_page_ctor() fail | Date | Thu, 10 Oct 2013 21:05:45 +0300 |
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Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com> Cc: James Hogan <james.hogan@imgtec.com> --- arch/metag/include/asm/pgalloc.h | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/arch/metag/include/asm/pgalloc.h b/arch/metag/include/asm/pgalloc.h index 275d928514..3104df0a48 100644 --- a/arch/metag/include/asm/pgalloc.h +++ b/arch/metag/include/asm/pgalloc.h @@ -52,8 +52,12 @@ static inline pgtable_t pte_alloc_one(struct mm_struct *mm, { struct page *pte; pte = alloc_pages(GFP_KERNEL | __GFP_REPEAT | __GFP_ZERO, 0); - if (pte) - pgtable_page_ctor(pte); + if (!pte) + return NULL; + if (!pgtable_page_ctor(pte)) { + __free_page(pte); + return NULL; + } return pte; } -- 1.8.4.rc3
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