From: Keith Packard <keithp@keithp.com>
Date: Mon, 25 Apr 2016 22:50:58 +0000 (-0400)
Subject: altos: Clear packet queue when starting packet master
X-Git-Tag: 1.6.3~2^2~19
X-Git-Url: https://git.gag.com/?p=fw%2Faltos;a=commitdiff_plain;h=565404599fe9edf9ba16aec348eeb19ea31af743

altos: Clear packet queue when starting packet master

This avoids overfilling the packet buffer when
disconnected. Applications using packet mode shouldn't expect that
output be saved across master sessions.

Signed-off-by: Keith Packard <keithp@keithp.com>
---

diff --git a/src/drivers/ao_packet_master.c b/src/drivers/ao_packet_master.c
index 5e440db0..2beda4cb 100644
--- a/src/drivers/ao_packet_master.c
+++ b/src/drivers/ao_packet_master.c
@@ -117,6 +117,7 @@ ao_packet_forward(void) __reentrant
 {
 	char c;
 	ao_packet_enable = 1;
+	ao_packet_tx_used = 0;
 	ao_cmd_white();
 
 	flush();