fix bug generated between 1.11 -> 1.12. 1. copy value to sa6_local. 2. make sure to cleanup unused portion of sa6_local, as it is allocated onto dirty stack memory.
fix bug generated between 1.11 -> 1.12.
1. copy value to sa6_local.
2. make sure to cleanup unused portion of sa6_local, as it is allocated
onto dirty stack memory.

MarginC/kame,MarginC/kame,MarginC/kame,MarginC/kame,MarginC/kame,MarginC/kame,MarginC/kame