dm mpath: fix test for reinstate_path
authorAlasdair G Kergon <agk@redhat.com>
Mon, 21 Jul 2008 11:00:31 +0000 (12:00 +0100)
committerAlasdair G Kergon <agk@redhat.com>
Mon, 21 Jul 2008 11:00:31 +0000 (12:00 +0100)
Fix test for reinstate_path method before attempting to use it.

Signed-off-by: Alasdair G Kergon <agk@redhat.com>
Cc: Julia Lawall <julia@diku.dk>
drivers/md/dm-mpath.c

index 230d7890ec8a857af525d87808c2be1d61bcc0e6..fea966d66f9838c140176a7dbd0ed8223e908f44 100644 (file)
@@ -871,7 +871,7 @@ static int reinstate_path(struct pgpath *pgpath)
        if (pgpath->path.is_active)
                goto out;
 
-       if (!pgpath->pg->ps.type) {
+       if (!pgpath->pg->ps.type->reinstate_path) {
                DMWARN("Reinstate path not supported by path selector %s",
                       pgpath->pg->ps.type->name);
                r = -EINVAL;