diff --git a/usr/fileio/common.c b/usr/fileio/common.c
index caea6b296..c29bdabe0 100644
--- a/usr/fileio/common.c
+++ b/usr/fileio/common.c
@@ -792,7 +792,7 @@ void *main_loop(void *arg)
 		struct scst_user_reply_cmd replies[MULTI_CMDS_CNT];
 		struct scst_user_get_multi multi_cmd;
 		struct scst_user_get_cmd cmds[MULTI_CMDS_CNT];
-	} multi;
+	} multi = {};
 
 	TRACE_ENTRY();