11-dm-mpath.rules: use import logic like 13-dm-disk.rules

We have to import the properties if either DM_NOSCAN or
DM_DISABLE_OTHER_RULES_FLAG is set, because blkid will be skipped
in both cases. Also, if DM_UDEV_PRIMARY_SOURCE_FLAG is not set,
it makes no sense to try and import the properties.

Signed-off-by: Martin Wilck <mwilck@suse.com>
Reviewed-by: Benjamin Marzinski <bmarzins@redhat.com>

multipath/11-dm-mpath.rules.in

@@ -79,7 +79,14 @@ ENV{MPATH_DEVICE_READY}!="0", ENV{.MPATH_DEVICE_READY_OLD}=="0", \
 # not. If symlinks get lost, systemd may auto-unmount file systems.
 
 LABEL="scan_import"
-ENV{DM_NOSCAN}!="1", GOTO="import_end"
+
+# If DM_UDEV_PRIMARY_SOURCE_FLAG is not set, the properties below
+# have never been properly set. Don't import them.
+ENV{DM_UDEV_PRIMARY_SOURCE_FLAG}!="1", GOTO="import_end"
+
+# Don't import the properties from db if we will run blkid later.
+ENV{DM_NOSCAN}!="1", ENV{DM_DISABLE_OTHER_RULES_FLAG}!="1", GOTO="import_end"
+
 IMPORT{db}="ID_FS_TYPE"
 IMPORT{db}="ID_FS_USAGE"
 IMPORT{db}="ID_FS_UUID_ENC"