diff --git a/mi/mipointer.c b/mi/mipointer.c
index c9fda954f..ae5fa6fad 100644
--- a/mi/mipointer.c
+++ b/mi/mipointer.c
@@ -208,6 +208,8 @@ miPointerDisplayCursor(DeviceIntPtr pDev, ScreenPtr pScreen, CursorPtr pCursor)
         return FALSE;
 
     pPointer = MIPOINTER(pDev);
+    if (!pPointer)
+        return FALSE;
 
     pPointer->pCursor = pCursor;
     pPointer->pScreen = pScreen;
@@ -230,6 +232,8 @@ miPointerConstrainCursor(DeviceIntPtr pDev, ScreenPtr pScreen, BoxPtr pBox)
     miPointerPtr pPointer;
 
     pPointer = MIPOINTER(pDev);
+    if (!pPointer)
+        return;
 
     pPointer->limits = *pBox;
     pPointer->confined = PointerConfinedToScreen(pDev);
@@ -281,6 +285,9 @@ miPointerSetCursorPosition(DeviceIntPtr pDev, ScreenPtr pScreen,
     SetupScreen(pScreen);
     miPointerPtr pPointer = MIPOINTER(pDev);
 
+    if (!pPointer)
+        return TRUE;
+
     pPointer->generateEvent = generateEvent;
 
     if (pScreen->ConstrainCursorHarder)
@@ -387,6 +394,8 @@ miPointerWarpCursor(DeviceIntPtr pDev, ScreenPtr pScreen, int x, int y)
     BOOL changedScreen = FALSE;
 
     pPointer = MIPOINTER(pDev);
+    if (!pPointer)
+        return;
 
     if (pPointer->pScreen != pScreen) {
         mieqSwitchScreen(pDev, pScreen, TRUE);
@@ -512,6 +521,9 @@ miPointerInvalidateSprite(DeviceIntPtr pDev)
     miPointerPtr pPointer;
 
     pPointer = MIPOINTER(pDev);
+    if (!pPointer)
+        return;
+
     pPointer->pSpriteCursor = (CursorPtr) 1;
 }
 
@@ -530,6 +542,8 @@ miPointerSetScreen(DeviceIntPtr pDev, int screen_no, int x, int y)
     miPointerPtr pPointer;
 
     pPointer = MIPOINTER(pDev);
+    if (!pPointer)
+        return;
 
     pScreen = screenInfo.screens[screen_no];
     mieqSwitchScreen(pDev, pScreen, FALSE);
@@ -574,6 +588,8 @@ miPointerMoveNoEvent(DeviceIntPtr pDev, ScreenPtr pScreen, int x, int y)
     SetupScreen(pScreen);
 
     pPointer = MIPOINTER(pDev);
+    if (!pPointer)
+        return;
 
     /* Hack: We mustn't call into ->MoveCursor for anything but the
      * VCP, as this may cause a non-HW rendered cursor to be rendered while