From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758072Ab3KNQ4N (ORCPT ); Thu, 14 Nov 2013 11:56:13 -0500 Received: from mail-pd0-f173.google.com ([209.85.192.173]:35510 "EHLO mail-pd0-f173.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755919Ab3KNQj0 (ORCPT ); Thu, 14 Nov 2013 11:39:26 -0500 From: Peng Tao To: Greg Kroah-Hartman Cc: linux-kernel@vger.kernel.org, Swapnil Pimpale , Peng Tao , Andreas Dilger Subject: [PATCH 15/39] staging/lustre/lov: Get the correct address of lmm_objects Date: Fri, 15 Nov 2013 00:32:38 +0800 Message-Id: <1384446782-13741-16-git-send-email-bergwolf@gmail.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1384446782-13741-1-git-send-email-bergwolf@gmail.com> References: <1384446782-13741-1-git-send-email-bergwolf@gmail.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Swapnil Pimpale The introduction of lmm_layout_gen makes the assumption that lmm_objects is present after lmm_stripe_count incorrect. Fixed this to get the correct address of lmm_objects when lmmk is cast to lov_mds_md_v1. Lustre-change: http://review.whamcloud.com/7258 Intel-bug-id: https://jira.hpdd.intel.com/browse/LU-3162 Signed-off-by: Swapnil Pimpale Reviewed-by: John L. Hammond Reviewed-by: Andreas Dilger Signed-off-by: Peng Tao Signed-off-by: Andreas Dilger --- drivers/staging/lustre/lustre/lov/lov_pack.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/staging/lustre/lustre/lov/lov_pack.c b/drivers/staging/lustre/lustre/lov/lov_pack.c index 27ed27e..102a34d 100644 --- a/drivers/staging/lustre/lustre/lov/lov_pack.c +++ b/drivers/staging/lustre/lustre/lov/lov_pack.c @@ -641,8 +641,7 @@ int lov_getstripe(struct obd_export *exp, struct lov_stripe_md *lsm, if (lum.lmm_magic == LOV_USER_MAGIC) { /* User request for v1, we need skip lmm_pool_name */ if (lmmk->lmm_magic == LOV_MAGIC_V3) { - memmove((char *)(&lmmk->lmm_stripe_count) + - sizeof(lmmk->lmm_stripe_count), + memmove(((struct lov_mds_md_v1 *)lmmk)->lmm_objects, ((struct lov_mds_md_v3 *)lmmk)->lmm_objects, lmmk->lmm_stripe_count * sizeof(struct lov_ost_data_v1)); -- 1.7.9.5