diff options
| author | Kirill A. Shutemov <kirill.shutemov@linux.intel.com> | 2013-11-14 14:31:27 -0800 |
|---|---|---|
| committer | Ishan Mittal <imittal@nvidia.com> | 2014-04-30 15:04:16 +0530 |
| commit | 63286dd79b36dcb109f930b9baa732c4f42b7aee (patch) | |
| tree | a73665b2f4d874c0d0b21c16cc97174a2abd5dc8 | |
| parent | 10513d9aae368e725d1b18cede08d7401adbb50e (diff) | |
arm64: handle pgtable_page_ctor() fail
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Will Deacon <will.deacon@arm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
| -rw-r--r-- | arch/arm64/include/asm/pgalloc.h | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/arch/arm64/include/asm/pgalloc.h b/arch/arm64/include/asm/pgalloc.h index f214069ec5d5..9bea6e74a001 100644 --- a/arch/arm64/include/asm/pgalloc.h +++ b/arch/arm64/include/asm/pgalloc.h @@ -63,9 +63,12 @@ pte_alloc_one(struct mm_struct *mm, unsigned long addr) struct page *pte; pte = alloc_pages(PGALLOC_GFP, 0); - if (pte) - pgtable_page_ctor(pte); - + if (!pte) + return NULL; + if (!pgtable_page_ctor(pte)) { + __free_page(pte); + return NULL; + } return pte; } |