From 79c2e55b5a6331d15788f65a929e9e002c2f8b05 Mon Sep 17 00:00:00 2001
From: Alexandre Julliard <julliard@winehq.org>
Date: Wed, 20 Apr 2011 20:30:09 +0200
Subject: [PATCH] user32: Only call the driver when the cursor position has
 really changed.

---
 dlls/user32/input.c | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/dlls/user32/input.c b/dlls/user32/input.c
index 9b220217b0a..28377e71a4b 100644
--- a/dlls/user32/input.c
+++ b/dlls/user32/input.c
@@ -301,6 +301,7 @@ BOOL WINAPI GetCursorInfo( PCURSORINFO pci )
 BOOL WINAPI DECLSPEC_HOTPATCH SetCursorPos( INT x, INT y )
 {
     BOOL ret;
+    INT prev_x, prev_y, new_x, new_y;
 
     SERVER_START_REQ( set_cursor )
     {
@@ -309,12 +310,14 @@ BOOL WINAPI DECLSPEC_HOTPATCH SetCursorPos( INT x, INT y )
         req->y     = y;
         if ((ret = !wine_server_call( req )))
         {
-            x = reply->new_x;
-            y = reply->new_y;
+            prev_x = reply->prev_x;
+            prev_y = reply->prev_y;
+            new_x  = reply->new_x;
+            new_y  = reply->new_y;
         }
     }
     SERVER_END_REQ;
-    if (ret) USER_Driver->pSetCursorPos( x, y );
+    if (ret && (prev_x != new_x || prev_y != new_y)) USER_Driver->pSetCursorPos( new_x, new_y );
     return ret;
 }