Don't generate share error json in standalone mode since it won't be used

src/stratifier.c

@@ -5331,9 +5331,9 @@ out:
 	}
 
 	if (!share) {
+		if (!CKP_STANDALONE(ckp)) {
 			val = json_object();
 			json_set_int(val, "clientid", client->id);
-		if (!CKP_STANDALONE(ckp))
 			json_set_string(val, "secondaryuserid", user->secondaryuserid);
 			json_set_string(val, "enonce1", client->enonce1);
 			json_set_int(val, "workinfoid", sdata->current_workbase->id);
@@ -5346,6 +5346,7 @@ out:
 			json_set_string(val, "createcode", __func__);
 			json_set_string(val, "createinet", ckp->serverurl[client->server]);
 			ckdbq_add(ckp, ID_SHAREERR, val);
+		}
 		LOGINFO("Invalid share from client %"PRId64": %s", client->id, client->workername);
 	}
 	free(fname);