tree ebb7dbd2e5c94884635ba63c48bc8a677abb3f9a
parent 12123dffb829086ebb1b07d81ef01522519ed657
author Elliott Hughes <enh@google.com> 1479160592 -0800
committer gitbuildkicker <android-build@google.com> 1485304720 -0800

Check for bad packets in getaddrinfo.c's getanswer.

The near duplicate in gethnamaddr.c was already doing so (this fix
is basically copy and pasted from there, but with both copies modified
to avoid skirting undefined behavior).

Bug: http://b/32322088
Test: browser still works
Change-Id: Ied6662be567fb1bddc7ceb138cae1da77fb57976
(cherry picked from commit 27a4459d945e34fabd7166791a5b862ccea83f23)
(cherry picked from commit 87c0dba7b1b1754d69cc92f2b400a311d6393eed)