| From | "Kirill A. Shutemov" <> | Subject | [PATCH 02/34] cris: fix potential NULL-pointer dereference | Date | Thu, 10 Oct 2013 21:05:27 +0300 |
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Add missing check for memory allocation fail.
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com> Cc: Mikael Starvik <starvik@axis.com> Cc: Jesper Nilsson <jesper.nilsson@axis.com> --- arch/cris/include/asm/pgalloc.h | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/arch/cris/include/asm/pgalloc.h b/arch/cris/include/asm/pgalloc.h index 6da975db11..d9504d38c2 100644 --- a/arch/cris/include/asm/pgalloc.h +++ b/arch/cris/include/asm/pgalloc.h @@ -32,6 +32,8 @@ static inline pgtable_t pte_alloc_one(struct mm_struct *mm, unsigned long addres { struct page *pte; pte = alloc_pages(GFP_KERNEL|__GFP_REPEAT|__GFP_ZERO, 0); + if (!pte) + return NULL; pgtable_page_ctor(pte); return pte; } -- 1.8.4.rc3
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