1 files changed, 3 insertions, 1 deletions

diff --git a/drivers/s390/block/dasd_alias.c b/drivers/s390/block/dasd_alias.c
index 2d8df0b30538..20676cdef4a5 100644
--- a/drivers/s390/block/dasd_alias.c
+++ b/drivers/s390/block/dasd_alias.c
@@ -91,7 +91,8 @@ static struct alias_pav_group *_find_group(struct alias_lcu *lcu,
         else
                 search_unit_addr = uid->base_unit_addr;
         list_for_each_entry(pos, &lcu->grouplist, group) {
-                if (pos->uid.base_unit_addr == search_unit_addr)
+                if (pos->uid.base_unit_addr == search_unit_addr &&
+                    !strncmp(pos->uid.vduit, uid->vduit, sizeof(uid->vduit)))
                         return pos;
         };
         return NULL;
@@ -332,6 +333,7 @@ static int _add_device_to_lcu(struct alias_lcu *lcu,
                         group->uid.base_unit_addr = uid->real_unit_addr;
                 else
                         group->uid.base_unit_addr = uid->base_unit_addr;
+                memcpy(group->uid.vduit, uid->vduit, sizeof(uid->vduit));
                 INIT_LIST_HEAD(&group->group);
                 INIT_LIST_HEAD(&group->baselist);
                 INIT_LIST_HEAD(&group->aliaslist);