From: mwilck@arcor.de <mwilck@arcor.de>
Date: Fri, 19 Jul 2013 19:04:12 +0000 (+0200)
Subject: DDF: getinfo_super_ddf_bvd: fix offset calculation for SVDs
X-Git-Tag: mdadm-3.3-rc2~15
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=fbf0c2a7ac08767651bca1a2d6d7064a0438b0d8;p=thirdparty%2Fmdadm.git

DDF: getinfo_super_ddf_bvd: fix offset calculation for SVDs

Fix a bug that caused the wrong conf record to be used to derive
data offset and size on secondary RAID (RAID10).

Signed-off-by: NeilBrown <neilb@suse.de>
---

diff --git a/super-ddf.c b/super-ddf.c
index dc3f69ba..d7da4c19 100644
--- a/super-ddf.c
+++ b/super-ddf.c
@@ -1881,11 +1881,11 @@ static void getinfo_super_ddf_bvd(struct supertype *st, struct mdinfo *info, cha
 
 	if (cd >= 0 && (unsigned)cd < ddf->mppe) {
 		info->data_offset =
-			__be64_to_cpu(LBA_OFFSET(ddf, &vc->conf)[cd]);
+			__be64_to_cpu(LBA_OFFSET(ddf, conf)[cd]);
 		if (vc->block_sizes)
 			info->component_size = vc->block_sizes[cd];
 		else
-			info->component_size = __be64_to_cpu(vc->conf.blocks);
+			info->component_size = __be64_to_cpu(conf->blocks);
 	}
 
 	for (dl = ddf->dlist; dl ; dl = dl->next)