tree 11c144f73d691d2d04a1819e9be7d6b377290cd6
parent de2cd886042f484dc8694e614c3ac16298f93514
author Paul Stewart <pstew@google.com> 1478213697 -0700
committer Paul Stewart <pstew@google.com> 1478323249 -0700

[BACKPORT] res_create_query: avoid single-byte buffer overwrite

... when the name ends with an escaped dot.

CVE-2016-5180
https://c-ares.haxx.se/adv_20160929.html

Bug: b/32205736
Test: Compile test app from aospg/300423

Change-Id: Ice232d136a81aaa9b29f58b2aea59e8c6467af28