| From | "Kirill A. Shutemov" <> | Subject | [PATCH 03/34] m32r: fix potential NULL-pointer dereference | Date | Thu, 10 Oct 2013 21:05:28 +0300 |
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Add missing check for memory allocation fail.
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com> Cc: Hirokazu Takata <takata@linux-m32r.org> --- arch/m32r/include/asm/pgalloc.h | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/arch/m32r/include/asm/pgalloc.h b/arch/m32r/include/asm/pgalloc.h index 0fc7361989..ac4208bcc5 100644 --- a/arch/m32r/include/asm/pgalloc.h +++ b/arch/m32r/include/asm/pgalloc.h @@ -43,6 +43,8 @@ static __inline__ pgtable_t pte_alloc_one(struct mm_struct *mm, { struct page *pte = alloc_page(GFP_KERNEL|__GFP_ZERO); + if (!pte) + return NULL; pgtable_page_ctor(pte); return pte; } -- 1.8.4.rc3
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