tree 52dfb1532a3f6b82cd48963612a44da6763b5432
parent 8eaa65b86745e6a6f7e66d4a3344d76d7a19bcf8
author Paul Jensen <pauljensen@google.com> 1469041277 -0400
committer Erik Kline <ek@google.com> 1472522250 +0900

Sanity check ICMP6 router advertisement packets

There is a chance a packet can slip by before we install the filter
on our socket listening for RAs, so add some basic sanity checking
to make sure we've recieved an RA.

Change-Id: I14cf84a0814896a41e00f50af376dfc4988d36cb
Fixes: 29586253