From 40903dcd65ef2b15efed6a32669c6b659685e7bd Mon Sep 17 00:00:00 2001
From: ccrs <ccrs@users.noreply.github.com>
Date: Tue, 8 Aug 2017 19:49:12 +0200
Subject: Core/Movement: PropagateSpeedChange should only be called on the top
 (current active) movement generator

---
 src/server/game/Movement/MotionMaster.cpp | 13 ++++++++-----
 1 file changed, 8 insertions(+), 5 deletions(-)

(limited to 'src/server')

diff --git a/src/server/game/Movement/MotionMaster.cpp b/src/server/game/Movement/MotionMaster.cpp
index d834e2d6298..7c946f641c7 100644
--- a/src/server/game/Movement/MotionMaster.cpp
+++ b/src/server/game/Movement/MotionMaster.cpp
@@ -180,11 +180,14 @@ MovementGenerator* MotionMaster::GetMotionSlot(int slot) const
 
 void MotionMaster::PropagateSpeedChange()
 {
-    for (int i = 0; i <= _top; ++i)
-    {
-        if (_slot[i])
-            _slot[i]->UnitSpeedChanged();
-    }
+    if (empty())
+        return;
+
+    MovementGenerator* movement = top();
+    if (!movement)
+        return;
+
+    movement->UnitSpeedChanged();
 }
 
 bool MotionMaster::GetDestination(float &x, float &y, float &z)
-- 
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