[1350] Changes after review:

- len() returns now uint16_t type
- using pre-increment intead of post-increment
- using distance() function
- moved some simple implementation to header

1 files changed, 1 insertions, 1 deletions

diff --git a/src/lib/dhcp/option6_addrlst.cc b/src/lib/dhcp/option6_addrlst.cc
index 24d02a608c..9be381012e 100644
--- a/src/lib/dhcp/option6_addrlst.cc
+++ b/src/lib/dhcp/option6_addrlst.cc
@@ -132,7 +132,7 @@ std::string Option6AddrLst::toText(int indent /* =0 */) {
     return tmp.str();
 }
 
-unsigned short Option6AddrLst::len() {
+uint16_t Option6AddrLst::len() {
 
     return (OPTION6_HDR_LEN + addrs_.size()*16);
 }