From c788aa99ddb78e3a01ad3685f5e8be84c7806481 Mon Sep 17 00:00:00 2001
From: Dean Lee <deanlee3@gmail.com>
Date: Thu, 23 Jul 2020 21:52:59 +0800
Subject: [PATCH] fix buffer overflow (#1871)

---
 selfdrive/boardd/boardd.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/selfdrive/boardd/boardd.cc b/selfdrive/boardd/boardd.cc
index 871092ab1..af86be7e0 100644
--- a/selfdrive/boardd/boardd.cc
+++ b/selfdrive/boardd/boardd.cc
@@ -740,7 +740,7 @@ void hexdump(unsigned char *d, int l) {
 
 void _pigeon_send(const char *dat, int len) {
   int sent;
-  unsigned char a[0x20];
+  unsigned char a[0x20+1];
   int err;
   a[0] = 1;
   for (int i=0; i<len; i+=0x20) {