From: Jinshan Xiong <jinshan.xiong@intel.com>
Date: Fri, 29 Sep 2017 19:25:23 +0000 (+0000)
Subject: LU-10050 lod: suspicious buffer reference in lod replay
X-Git-Tag: 2.10.56~9^2^2~21
X-Git-Url: https://git.whamcloud.com/gitweb?a=commitdiff_plain;h=refs%2Fchanges%2F69%2F29269%2F7;p=fs%2Flustre-release.git

LU-10050 lod: suspicious buffer reference in lod replay

In the replay path of lod_declare_layout_change(), it mistakenly uses
the address of buffer pointer where it should use the buffer pointer.

Signed-off-by: Jinshan Xiong <jinshan.xiong@intel.com>
Change-Id: I82b77ad4b12bc7880f7376e13853baaa7dbfe341
Reviewed-on: https://review.whamcloud.com/29269
Reviewed-by: Bobi Jam <bobijam@hotmail.com>
Reviewed-by: Lai Siyao <lai.siyao@intel.com>
Tested-by: Jenkins
Tested-by: Maloo <hpdd-maloo@intel.com>
---

diff --git a/lustre/lod/lod_object.c b/lustre/lod/lod_object.c
index e59d82f..5cde03d 100644
--- a/lustre/lod/lod_object.c
+++ b/lustre/lod/lod_object.c
@@ -5106,7 +5106,7 @@ static int lod_declare_layout_change(const struct lu_env *env,
 		if (rc <= 0)
 			GOTO(out, rc);
 		/* old on-disk EA is stored in info->lti_buf */
-		comp_v1 = (struct lov_comp_md_v1 *)&info->lti_buf.lb_buf;
+		comp_v1 = (struct lov_comp_md_v1 *)info->lti_buf.lb_buf;
 		replay = true;
 	} else {
 		/* non replay path */