From 34eedc2ad86b78662127561b6eb0835b652e533e Mon Sep 17 00:00:00 2001
From: Shauren <shauren.trinity@gmail.com>
Date: Fri, 10 May 2019 23:30:50 +0200
Subject: Core/Movement: Prevent rooted units from falling

* Fixes a client freeze

Closes #23042

(cherry picked from commit 99a9129a72a594cab8f3b15d9da388cf99afa47b)
---
 src/server/game/Movement/MotionMaster.cpp | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'src')

diff --git a/src/server/game/Movement/MotionMaster.cpp b/src/server/game/Movement/MotionMaster.cpp
index 2cee75d556f..7a6a1b8da80 100644
--- a/src/server/game/Movement/MotionMaster.cpp
+++ b/src/server/game/Movement/MotionMaster.cpp
@@ -944,6 +944,10 @@ void MotionMaster::MoveFall(uint32 id/* = 0*/)
     if (std::fabs(_owner->GetPositionZ() - tz) < 0.1f)
         return;
 
+    // rooted units don't move (also setting falling+root flag causes client freezes)
+    if (_owner->IsRooted())
+        return;
+
     _owner->SetFall(true);
 
     // Don't run spline movement for players
-- 
cgit v1.2.3