From 51a1c26a18f98b8579ec000d9a082c4b1c30b495 Mon Sep 17 00:00:00 2001
From: Xin LI <delphij@FreeBSD.org>
Date: Tue, 4 Jun 2019 07:02:20 +0000
Subject: [PATCH] Don't increment cl after increment.

MFC after:	3 days
---
 sbin/fsck_msdosfs/fat.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/sbin/fsck_msdosfs/fat.c b/sbin/fsck_msdosfs/fat.c
index 7ea027443d01..6ea52181939c 100644
--- a/sbin/fsck_msdosfs/fat.c
+++ b/sbin/fsck_msdosfs/fat.c
@@ -645,8 +645,8 @@ writefat(int fs, struct bootblock *boot, struct fatEntry *fat, int correct_fat)
 				break;
 			if (fat[cl].next == CLUST_FREE)
 				boot->NumFree++;
-			*p++ |= (u_char)(fat[cl + 1].next << 4);
-			*p++ = (u_char)(fat[cl + 1].next >> 4);
+			*p++ |= (u_char)(fat[cl].next << 4);
+			*p++ = (u_char)(fat[cl].next >> 4);
 			break;
 		}
 	}