From 82431e8e372fbf3bfa5f2ebdc2b959b9e793498a Mon Sep 17 00:00:00 2001
From: Jonathan Challinger <mr.challinger@gmail.com>
Date: Fri, 20 Feb 2015 11:55:43 -0800
Subject: [PATCH] Copter: allow DO_CHANGE_SPEED to set speed to zero

---
 ArduCopter/GCS_Mavlink.pde | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ArduCopter/GCS_Mavlink.pde b/ArduCopter/GCS_Mavlink.pde
index 787b034e01..9fd7429027 100644
--- a/ArduCopter/GCS_Mavlink.pde
+++ b/ArduCopter/GCS_Mavlink.pde
@@ -1063,7 +1063,7 @@ void GCS_MAVLINK::handleMessage(mavlink_message_t* msg)
             // param2 : new speed in m/s
             // param3 : unused
             // param4 : unused
-            if (packet.param2 > 0.0f) {
+            if (packet.param2 >= 0.0f) {
                 wp_nav.set_speed_xy(packet.param2 * 100.0f);
                 result = MAV_RESULT_ACCEPTED;
             } else {