From 9e1008b18a911bd65409c0a74e994eae1222bcba Mon Sep 17 00:00:00 2001
From: ertaozh <ertaozh@cn.ibm.com>
Date: Tue, 18 Jul 2017 05:30:39 -0400
Subject: [PATCH] fix issue 3490: "rscan <hmc> -w" will delete ip attribute of
 node which was defined ahead

---
 perl-xCAT/xCAT/PPCdb.pm | 16 +++++++++-------
 1 file changed, 9 insertions(+), 7 deletions(-)

diff --git a/perl-xCAT/xCAT/PPCdb.pm b/perl-xCAT/xCAT/PPCdb.pm
index af6eebead..51967544d 100644
--- a/perl-xCAT/xCAT/PPCdb.pm
+++ b/perl-xCAT/xCAT/PPCdb.pm
@@ -217,14 +217,16 @@ sub add_ppc {
         ###############################
         # Update hosts table
         ###############################
-        if ($otherinterfaces) {
-            $db{hosts}->setNodeAttribs($name,
-                { otherinterfaces => $ips });
-        } else {
-            $db{hosts}->setNodeAttribs($name,
-                { ip => $ips });
+        if ($ips) {
+            if ($otherinterfaces) {
+                $db{hosts}->setNodeAttribs($name,
+                    { otherinterfaces => $ips });
+            } else {
+                $db{hosts}->setNodeAttribs($name,
+                    { ip => $ips });
+            }
+            $db{hosts}{commit} = 1;
         }
-        $db{hosts}{commit} = 1;
 
         ###############################
         # Update mac table