cppcheck harmless warnings

MDEV-13953 mariadb-10.2.9/storage/innobase/row/row0import.cc:3602: possible cut'n'paste error ?
MDEV-13955 mariadb-10.2.9/sql/log_event.cc:7671: possible wrong operator ?

sql/log_event.cc

@@ -7668,7 +7668,7 @@ Gtid_log_event::print(FILE *file, PRINT_EVENT_INFO *print_event_info)
   char buf[21];
   char buf2[21];
 
-  if (!print_event_info->short_form & !is_flashback)
+  if (!print_event_info->short_form && !is_flashback)
   {
     print_header(&cache, print_event_info, FALSE);
     longlong10_to_str(seq_no, buf, 10);

storage/innobase/row/row0import.cc

@@ -3595,10 +3595,6 @@ row_import_for_mysql(
 	DBUG_EXECUTE_IF("ib_import_cluster_root_adjust_failure",
 			err = DB_CORRUPTION;);
 
-	if (err != DB_SUCCESS) {
-		return(row_import_error(prebuilt, trx, err));
-	}
-
 	if (err != DB_SUCCESS) {
 		return(row_import_error(prebuilt, trx, err));
 	} else if (cfg.requires_purge(index->name)) {