diff --git a/drivers/staging/lustre/lustre/include/lustre/lustre_idl.h b/drivers/staging/lustre/lustre/include/lustre/lustre_idl.h
index 6ff6615e7bee..56b5129eb28c 100644
--- a/drivers/staging/lustre/lustre/include/lustre/lustre_idl.h
+++ b/drivers/staging/lustre/lustre/include/lustre/lustre_idl.h
@@ -1620,7 +1620,7 @@ struct lov_mds_md_v3 {	    /* LOV EA mds/wire data (little-endian) */
 	/* lmm_stripe_count used to be __u32 */
 	__u16 lmm_stripe_count;   /* num stripes in use for this object */
 	__u16 lmm_layout_gen;     /* layout generation number */
-	char  lmm_pool_name[LOV_MAXPOOLNAME]; /* must be 32bit aligned */
+	char  lmm_pool_name[LOV_MAXPOOLNAME + 1]; /* must be 32bit aligned */
 	struct lov_ost_data_v1 lmm_objects[0]; /* per-stripe data */
 };
 
@@ -2498,7 +2498,7 @@ struct lmv_mds_md_v1 {
 	__u32 lmv_padding1;
 	__u64 lmv_padding2;
 	__u64 lmv_padding3;
-	char lmv_pool_name[LOV_MAXPOOLNAME];	/* pool name */
+	char lmv_pool_name[LOV_MAXPOOLNAME + 1];/* pool name */
 	struct lu_fid lmv_stripe_fids[0];	/* FIDs for each stripe */
 };
 
diff --git a/drivers/staging/lustre/lustre/include/lustre/lustre_user.h b/drivers/staging/lustre/lustre/include/lustre/lustre_user.h
index 5e907afe98d4..79cd8768b5e1 100644
--- a/drivers/staging/lustre/lustre/include/lustre/lustre_user.h
+++ b/drivers/staging/lustre/lustre/include/lustre/lustre_user.h
@@ -295,8 +295,8 @@ enum ll_lease_type {
 #define LOV_PATTERN_F_HOLE	0x40000000 /* there is hole in LOV EA */
 #define LOV_PATTERN_F_RELEASED	0x80000000 /* HSM released file */
 
-#define LOV_MAXPOOLNAME 16
-#define LOV_POOLNAMEF "%.16s"
+#define LOV_MAXPOOLNAME 15
+#define LOV_POOLNAMEF "%.15s"
 
 #define LOV_MIN_STRIPE_BITS 16   /* maximum PAGE_SIZE (ia64), power of 2 */
 #define LOV_MIN_STRIPE_SIZE (1 << LOV_MIN_STRIPE_BITS)
@@ -354,7 +354,7 @@ struct lov_user_md_v3 {	   /* LOV EA user data (host-endian) */
 					   * used when reading
 					   */
 	};
-	char  lmm_pool_name[LOV_MAXPOOLNAME]; /* pool name */
+	char  lmm_pool_name[LOV_MAXPOOLNAME + 1];   /* pool name */
 	struct lov_user_ost_data_v1 lmm_objects[0]; /* per-stripe data */
 } __packed;
 
@@ -414,7 +414,7 @@ struct lmv_user_md_v1 {
 	__u32	lum_padding1;
 	__u32	lum_padding2;
 	__u32	lum_padding3;
-	char	lum_pool_name[LOV_MAXPOOLNAME];
+	char	lum_pool_name[LOV_MAXPOOLNAME + 1];
 	struct	lmv_user_mds_data  lum_objects[0];
 } __packed;
 
diff --git a/drivers/staging/lustre/lustre/include/lustre_lmv.h b/drivers/staging/lustre/lustre/include/lustre_lmv.h
index 5a2fc3054d94..388161ea0bd6 100644
--- a/drivers/staging/lustre/lustre/include/lustre_lmv.h
+++ b/drivers/staging/lustre/lustre/include/lustre_lmv.h
@@ -48,7 +48,7 @@ struct lmv_stripe_md {
 	__u32	lsm_md_layout_version;
 	__u32	lsm_md_default_count;
 	__u32	lsm_md_default_index;
-	char	lsm_md_pool_name[LOV_MAXPOOLNAME];
+	char	lsm_md_pool_name[LOV_MAXPOOLNAME + 1];
 	struct lmv_oinfo lsm_md_oinfo[0];
 };
 
diff --git a/drivers/staging/lustre/lustre/include/obd.h b/drivers/staging/lustre/lustre/include/obd.h
index b84600a28daa..1c884c00d6f7 100644
--- a/drivers/staging/lustre/lustre/include/obd.h
+++ b/drivers/staging/lustre/lustre/include/obd.h
@@ -99,7 +99,7 @@ struct lov_stripe_md {
 		__u32 lw_pattern;	  /* striping pattern (RAID0, RAID1) */
 		__u16 lw_stripe_count;  /* number of objects being striped over */
 		__u16 lw_layout_gen;       /* generation of the layout */
-		char  lw_pool_name[LOV_MAXPOOLNAME]; /* pool name */
+		char  lw_pool_name[LOV_MAXPOOLNAME + 1]; /* pool name */
 	} lsm_wire;
 
 	struct lov_oinfo *lsm_oinfo[0];
diff --git a/drivers/staging/lustre/lustre/ptlrpc/wiretest.c b/drivers/staging/lustre/lustre/ptlrpc/wiretest.c
index 2390255f82f2..b33fd7ba6896 100644
--- a/drivers/staging/lustre/lustre/ptlrpc/wiretest.c
+++ b/drivers/staging/lustre/lustre/ptlrpc/wiretest.c
@@ -1383,7 +1383,7 @@ void lustre_assert_wire_constants(void)
 		 (long long)(int)offsetof(struct lov_mds_md_v3, lmm_layout_gen));
 	LASSERTF((int)sizeof(((struct lov_mds_md_v3 *)0)->lmm_layout_gen) == 2, "found %lld\n",
 		 (long long)(int)sizeof(((struct lov_mds_md_v3 *)0)->lmm_layout_gen));
-	CLASSERT(LOV_MAXPOOLNAME == 16);
+	CLASSERT(LOV_MAXPOOLNAME == 15);
 	LASSERTF((int)offsetof(struct lov_mds_md_v3, lmm_pool_name[16]) == 48, "found %lld\n",
 		 (long long)(int)offsetof(struct lov_mds_md_v3, lmm_pool_name[16]));
 	LASSERTF((int)sizeof(((struct lov_mds_md_v3 *)0)->lmm_pool_name[16]) == 1, "found %lld\n",