Author: mav
Date: Wed May 29 04:14:41 2013
New Revision: 251095
URL: http://svnweb.freebsd.org/changeset/base/251095
Log:
MFC r250819:
Fix vdc->Secondary_Element_Count metadata field access from 16 to 8 bit.
In some cases it could cause kernel panic during failed drive replacement.
Modified:
stable/8/sys/geom/raid/md_ddf.c
Directory Properties:
stable/8/sys/ (props changed)
stable/8/sys/geom/ (props changed)
Modified: stable/8/sys/geom/raid/md_ddf.c
==============================================================================
--- stable/8/sys/geom/raid/md_ddf.c Wed May 29 04:12:53 2013
(r251094)
+++ stable/8/sys/geom/raid/md_ddf.c Wed May 29 04:14:41 2013
(r251095)
@@ -515,7 +515,7 @@ ddf_meta_find_disk(struct ddf_vol_meta *
int i, bvd, pos;
i = 0;
- for (bvd = 0; bvd < GET16(vmeta, vdc->Secondary_Element_Count); bvd++) {
+ for (bvd = 0; bvd < GET8(vmeta, vdc->Secondary_Element_Count); bvd++) {
if (vmeta->bvdc[bvd] == NULL) {
i += GET16(vmeta, vdc->Primary_Element_Count); // XXX
continue;
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