From 678f786715d76e972f8a77807c9caf3e90c24418 Mon Sep 17 00:00:00 2001
From: Dave Airlie <airlied@redhat.com>
Date: Tue, 4 Dec 2007 12:24:47 +1100
Subject: [PATCH] xf86crtc: oh mon could be NULL, so check before quirks

---
 hw/xfree86/modes/xf86Crtc.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/hw/xfree86/modes/xf86Crtc.c b/hw/xfree86/modes/xf86Crtc.c
index a237a4c24..e00fdf3f3 100644
--- a/hw/xfree86/modes/xf86Crtc.c
+++ b/hw/xfree86/modes/xf86Crtc.c
@@ -2186,7 +2186,8 @@ xf86OutputGetEDID (xf86OutputPtr output, I2CBusPtr pDDCBus)
     xf86MonPtr mon;
 
     mon = xf86DoEDID_DDC2 (scrn->scrnIndex, pDDCBus);
-    xf86DDCApplyQuirks (scrn->scrnIndex, mon);
+    if (mon)
+        xf86DDCApplyQuirks (scrn->scrnIndex, mon);
 
     return mon;
 }