tree 457cb6e210ad372a60f9a749bfc3d31cc30f4681
parent 39f0d1c63cd3ba66a448f0811e4fae28ed17b1ba
author Mohit Aggarwal <maggarwa@codeaurora.org> 1464915749 -0700
committer chrmhoffmann <chrmhoffmann@gmail.com> 1502533194 +0200

diag: Fix possible underflow/overflow issues

Add check in order to fix possible integer underflow
during HDLC encoding which may lead to buffer
overflow. Also added check for packet length to
avoid buffer overflow.

Bug: 28767796
Change-Id: Ifbac719a7db73aab121cb00c2090edf1bf1094bb
Signed-off-by: Yuan Lin <yualin@google.com>
(cherry picked from commit a0b6ec49e137c57390adfaa4eb74c95473b3aa53)