sanlock: avoid lockspace setup when auto_disk_lease is off

When auto_disk_lease is off we should avoid the automatic lockspace
creation.
Signed-off-by: NFederico Simoncelli <fsimonce@redhat.com>

src/locking/lock_driver_sanlock.c

@@ -294,8 +294,10 @@ static int virLockManagerSanlockInit(unsigned int version,
         goto error;
     }
 
-    if (virLockManagerSanlockSetupLockspace() < 0)
-        goto error;
+    if (driver->autoDiskLease) {
+        if (virLockManagerSanlockSetupLockspace() < 0)
+            goto error;
+    }
 
     return 0;