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-rw-r--r--sys/src/cmd/vmx/ksetup.c2
1 files changed, 1 insertions, 1 deletions
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;