diff options
| author | Kirill A. Shutemov <kirill.shutemov@linux.intel.com> | 2013-11-14 14:31:35 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-11-15 09:32:18 +0900 |
| commit | 855a30531806388cd63940cb03a18d6546404805 (patch) | |
| tree | 688560a14e5076b9737dbb3b47fc59ed40b6d7f9 /arch/metag | |
| parent | f84c914b986ed2ec4ffaa5672b423b1f6b65519d (diff) | |
| download | linux-855a30531806388cd63940cb03a18d6546404805.tar.bz2 | |
metag: handle pgtable_page_ctor() fail
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Cc: James Hogan <james.hogan@imgtec.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/metag')
| -rw-r--r-- | arch/metag/include/asm/pgalloc.h | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/arch/metag/include/asm/pgalloc.h b/arch/metag/include/asm/pgalloc.h index 275d9285141c..3104df0a4822 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; } |