Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757426Ab3JJSMO (ORCPT ); Thu, 10 Oct 2013 14:12:14 -0400 Received: from mga09.intel.com ([134.134.136.24]:10074 "EHLO mga09.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756324Ab3JJSGM (ORCPT ); Thu, 10 Oct 2013 14:06:12 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.90,1073,1371106800"; d="scan'208";a="391219920" From: "Kirill A. Shutemov" To: Andrew Morton , Peter Zijlstra , Ingo Molnar Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-arch@vger.kernel.org, "Kirill A. Shutemov" , Ralf Baechle Subject: [PATCH 21/34] mips: handle pgtable_page_ctor() fail Date: Thu, 10 Oct 2013 21:05:46 +0300 Message-Id: <1381428359-14843-22-git-send-email-kirill.shutemov@linux.intel.com> X-Mailer: git-send-email 1.8.4.rc3 In-Reply-To: <1381428359-14843-1-git-send-email-kirill.shutemov@linux.intel.com> References: <1381428359-14843-1-git-send-email-kirill.shutemov@linux.intel.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1028 Lines: 34 Signed-off-by: Kirill A. Shutemov Cc: Ralf Baechle --- arch/mips/include/asm/pgalloc.h | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/arch/mips/include/asm/pgalloc.h b/arch/mips/include/asm/pgalloc.h index 881d18b4e2..b336037e87 100644 --- a/arch/mips/include/asm/pgalloc.h +++ b/arch/mips/include/asm/pgalloc.h @@ -80,9 +80,12 @@ static inline struct page *pte_alloc_one(struct mm_struct *mm, struct page *pte; pte = alloc_pages(GFP_KERNEL | __GFP_REPEAT, PTE_ORDER); - if (pte) { - clear_highpage(pte); - pgtable_page_ctor(pte); + if (!pte) + return NULL; + clear_highpage(pte); + if (!pgtable_page_ctor(pte)) { + __free_page(pte); + return NULL; } return pte; } -- 1.8.4.rc3 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/