Index: passdb/secrets.c
===================================================================
--- passdb/secrets.c	(Revision 16196)
+++ passdb/secrets.c	(Revision 16197)
@@ -1174,8 +1174,6 @@
 		return False;
 	}
 
-	tdb_close(tdb_sc);
-
 	pdc = TALLOC_ZERO_P(mem_ctx, struct dcinfo);
 
 	/* Retrieve the record. */
@@ -1193,6 +1191,7 @@
 	if (ret == -1 || l1 != 8 || l2 != 8 || l3 != 8 || l4 != 16 || l5 != 16) {
 		/* Bad record - delete it. */
 		tdb_delete_bystring(tdb_sc, keystr);
+		tdb_close(tdb_sc);
 		TALLOC_FREE(keystr);
 		TALLOC_FREE(pdc);
 		SAFE_FREE(pseed_chal);
@@ -1204,6 +1203,8 @@
 		return False;
 	}
 
+	tdb_close(tdb_sc);
+
 	memcpy(pdc->seed_chal.data, pseed_chal, 8);
 	memcpy(pdc->clnt_chal.data, pclnt_chal, 8);
 	memcpy(pdc->srv_chal.data, psrv_chal, 8);