From c515200599f09825a86a7b22a65a6beef9bfacc0 Mon Sep 17 00:00:00 2001
From: "Pedro F. Giffuni" <pfg@FreeBSD.org>
Date: Sat, 21 May 2016 17:52:44 +0000
Subject: [PATCH] ndis(4): Avoid overflow.

This is a long standing problem: our random() function returns an
unsigned integer but the rand provided by ndis(4) returns an int.
Scale it down.

MFC after:	2 weeks
---
 sys/compat/ndis/subr_ntoskrnl.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sys/compat/ndis/subr_ntoskrnl.c b/sys/compat/ndis/subr_ntoskrnl.c
index cfa97275d7ee..35f38a463876 100644
--- a/sys/compat/ndis/subr_ntoskrnl.c
+++ b/sys/compat/ndis/subr_ntoskrnl.c
@@ -3189,7 +3189,7 @@ static int
 rand(void)
 {
 
-	return (random());
+	return (random() / 2 + 1);
 }
 
 static void