From 929f494bc7a9f573f56a2ace4fa6faab6f991153 Mon Sep 17 00:00:00 2001
From: "John W. De Boskey" <jwd@FreeBSD.org>
Date: Tue, 24 Oct 2000 03:28:59 +0000
Subject: [PATCH] Cast block number to off_t to avoid possible overflow bugs.

Pointed out by: Bruce Evans <bde@zeta.org.au>
---
 sbin/newfs/mkfs.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sbin/newfs/mkfs.c b/sbin/newfs/mkfs.c
index 8e1931e41c3d..7e5ea14dedde 100644
--- a/sbin/newfs/mkfs.c
+++ b/sbin/newfs/mkfs.c
@@ -1380,7 +1380,7 @@ wtfs(bno, size, bf)
 			return;
 		done = 1;
 	}
-	if (wc_sect * sectorsize + wc_end == bno * sectorsize &&
+	if ((off_t)wc_sect * sectorsize + wc_end == (off_t)bno * sectorsize &&
 	    wc_end + size <= WCSIZE) {
 		bcopy(bf, wc + wc_end, size);
 		wc_end += size;