From fb165d6a54e46712036ec1cf4332905b94c1f97b Mon Sep 17 00:00:00 2001
From: aiju <devnull@localhost>
Date: Tue, 20 Jun 2017 18:21:47 +0000
Subject: vmx(1): obsdfb: check if curmode is nil

---
 sys/src/cmd/vmx/ksetup.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sys/src/cmd/vmx/ksetup.c b/sys/src/cmd/vmx/ksetup.c
index f48b4f401..3e2ee742f 100644
--- a/sys/src/cmd/vmx/ksetup.c
+++ b/sys/src/cmd/vmx/ksetup.c
@@ -562,7 +562,7 @@ obsdfb(void)
 	extern VgaMode *curmode, textmode;
 	extern uintptr fbaddr, fbsz;
 
-	if(curmode == &textmode) return;
+	if(curmode == nil || curmode == &textmode) return;
 	p = r = g = b = a = 0;
 	for(i = 0; i < 4; i++){
 		s = curmode->chan >> 8 * i & 0xf;
-- 
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