From 2716cd2a769a11c01e93ba1a0d8f05db54c08657 Mon Sep 17 00:00:00 2001
From: lu fan <lux.fan@intel.com>
Date: Thu, 16 Nov 2017 22:39:37 +0800
Subject: [PATCH] nvme_manage: retry the input command instead of just
 quitting.

Change-Id: Ifd924bcee94bc4e36530b42a07afb5141b150cad
Signed-off-by: lu fan <lux.fan@intel.com>
Reviewed-on: https://review.gerrithub.io/387722
Tested-by: SPDK Automated Test System <sys_sgsw@intel.com>
Reviewed-by: Daniel Verkamp <daniel.verkamp@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
---
 examples/nvme/nvme_manage/nvme_manage.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/examples/nvme/nvme_manage/nvme_manage.c b/examples/nvme/nvme_manage/nvme_manage.c
index 9c0e230710..5717467b9c 100644
--- a/examples/nvme/nvme_manage/nvme_manage.c
+++ b/examples/nvme/nvme_manage/nvme_manage.c
@@ -910,9 +910,10 @@ int main(int argc, char **argv)
 		bool exit_flag = false;
 
 		if (!scanf("%d", &cmd)) {
-			printf("Invalid Command\n");
+			printf("Invalid Command: command must be number 1-8\n");
 			while (getchar() != '\n');
-			return 0;
+			usage();
+			continue;
 		}
 		switch (cmd) {
 		case 1: