X-Git-Url: https://git.opendaylight.org/gerrit/gitweb?a=blobdiff_plain;f=ipv6service%2Fimpl%2Fsrc%2Fmain%2Fjava%2Forg%2Fopendaylight%2Fnetvirt%2Fipv6service%2FIpv6RouterAdvt.java;h=d37d33f7e95ea4013238e35dd211a3f8f441c7b2;hb=cf1ea9172b94fc17e45391b62bf4ca24ac5c5fe0;hp=e44c78738d15d4e3a459a473a970fa0344fe2391;hpb=84a7d0a360f0d5f9b588e269840a92158d1be7d2;p=netvirt.git

diff --git a/ipv6service/impl/src/main/java/org/opendaylight/netvirt/ipv6service/Ipv6RouterAdvt.java b/ipv6service/impl/src/main/java/org/opendaylight/netvirt/ipv6service/Ipv6RouterAdvt.java
index e44c78738d..d37d33f7e9 100644
--- a/ipv6service/impl/src/main/java/org/opendaylight/netvirt/ipv6service/Ipv6RouterAdvt.java
+++ b/ipv6service/impl/src/main/java/org/opendaylight/netvirt/ipv6service/Ipv6RouterAdvt.java
@@ -238,7 +238,7 @@ public class Ipv6RouterAdvt {
             buf.putInt((int)pdu.getMtu().longValue());
         }
 
-        for (PrefixList prefix : pdu.nonnullPrefixList()) {
+        for (PrefixList prefix : new ArrayList<PrefixList>(pdu.nonnullPrefixList().values())) {
             buf.put((byte)prefix.getOptionType().shortValue());
             buf.put((byte)prefix.getOptionLength().shortValue());
             buf.put((byte)prefix.getPrefixLength().shortValue());