From 0bd0c5b9f11add0addb3af8e62aa423995e1722b Mon Sep 17 00:00:00 2001
From: Pingfan Liu <piliu@redhat.com>
Date: Fri, 11 Dec 2020 09:20:00 +0800
Subject: [PATCH] kdumpctl: fix a variable expansion in
 check_fence_kdump_config()

Both $ipaddrs and $node can hold multiple strings, so use "" to brace them.

Signed-off-by: Pingfan Liu <piliu@redhat.com>
Acked-by: Kairui Song <kasong@redhat.com>
---
 kdumpctl | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kdumpctl b/kdumpctl
index 3f6a9be..2e7f842 100755
--- a/kdumpctl
+++ b/kdumpctl
@@ -944,7 +944,7 @@ check_fence_kdump_config()
 			return 1
 		fi
 		# node can be ipaddr
-		echo $ipaddrs | grep $node > /dev/null
+		echo "$ipaddrs " | grep "$node " > /dev/null
 		if [ $? -eq 0 ]; then
 			derror "Option fence_kdump_nodes cannot contain $node"
 			return 1