From 40301da8998a675d7d4e023563727334f5253d47 Mon Sep 17 00:00:00 2001
From: Eitan Adler <eadler@FreeBSD.org>
Date: Sat, 3 Mar 2018 20:42:39 +0000
Subject: [PATCH] sys/fuse: fix off by one error

Reported by:	Ilja Van Sprundel <ivansprundel@ioactive.com>
Reported by:	Domagoj Stolfa <domagoj.stolfa@gmail.com>
---
 sys/fs/fuse/fuse_internal.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sys/fs/fuse/fuse_internal.c b/sys/fs/fuse/fuse_internal.c
index b4fab5521bc3..f8cb51d4549d 100644
--- a/sys/fs/fuse/fuse_internal.c
+++ b/sys/fs/fuse/fuse_internal.c
@@ -357,7 +357,7 @@ fuse_internal_readdir_processdata(struct uio *uio,
 		memcpy((char *)cookediov->base + sizeof(struct dirent) - 
 		       MAXNAMLEN - 1,
 		       (char *)buf + FUSE_NAME_OFFSET, fudge->namelen);
-		((char *)cookediov->base)[bytesavail] = '\0';
+		((char *)cookediov->base)[bytesavail - 1] = '\0';
 
 		err = uiomove(cookediov->base, cookediov->len, uio);
 		if (err) {