1 files changed, 5 insertions, 1 deletions
diff --git a/vmwgfx/vmwgfx_crtc.c b/vmwgfx/vmwgfx_crtc.c
index eaf87b2..fec04c0 100644
--- a/vmwgfx/vmwgfx_crtc.c
+++ b/vmwgfx/vmwgfx_crtc.c
@@ -250,8 +250,12 @@ crtc_shadow_create(xf86CrtcPtr crtc, void *data, int width, int height)
 static void
 crtc_shadow_destroy(xf86CrtcPtr crtc, PixmapPtr rotate_pixmap, void *data)
 {
-    ScreenPtr pScreen = rotate_pixmap->drawable.pScreen;
+    ScreenPtr pScreen;
 
+    if (rotate_pixmap == NULL)
+        return;
+
+    pScreen = rotate_pixmap->drawable.pScreen;
     pScreen->DestroyPixmap(rotate_pixmap);
 }