From fe025aad5b7bef93f6c979713e739e960b7025cc Mon Sep 17 00:00:00 2001
From: root <root@ip-172-31-19-166.us-east-2.compute.internal>
Date: Fri, 26 Nov 2021 17:16:37 +0000
Subject: [PATCH] =?UTF-8?q?=EC=9D=98=EB=8F=84=ED=95=98=EC=A7=80=20?=
 =?UTF-8?q?=EC=95=8A=EC=9D=80=20=EB=B6=80=ED=98=B8=20=ED=99=95=EC=9E=A5=20?=
 =?UTF-8?q?=EB=B0=A9=EC=A7=80?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 client/fdfs_append_file.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/client/fdfs_append_file.c b/client/fdfs_append_file.c
index 1b1e451..b3e7998 100644
--- a/client/fdfs_append_file.c
+++ b/client/fdfs_append_file.c
@@ -24,7 +24,7 @@ int main(int argc, char *argv[])
 	int result;
 	char appender_file_id[128];
 	
-	if (argc < 4)
+	if (argc < 4 || argc < 0)
 	{
 		printf("Usage: %s <config_file> <appender_file_id> " \
 			"<local_filename>\n", argv[0]);