From 8b88330ed612e81384ebd04cee5c58ca2bd51f0a Mon Sep 17 00:00:00 2001
From: Chuck Silvers <chs@FreeBSD.org>
Date: Mon, 5 Oct 2020 18:17:50 +0000
Subject: [PATCH] ufs: restore uniqueness of st_dev as returned by ufs_stat()

switch ufs_stat() to use the same value for st_dev as was used by
the previous ufs_getattr() stat path.

Submitted by:	gallatin
Reviewed by:	mjg, imp, kib, mckusick
Sponsored by:	Netflix
Differential Revision:	https://reviews.freebsd.org/D26596
---
 sys/ufs/ufs/ufs_vnops.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sys/ufs/ufs/ufs_vnops.c b/sys/ufs/ufs/ufs_vnops.c
index dd073dc143f6..408deb10ff22 100644
--- a/sys/ufs/ufs/ufs_vnops.c
+++ b/sys/ufs/ufs/ufs_vnops.c
@@ -498,7 +498,7 @@ ufs_stat(struct vop_stat_args *ap)
 	}
 	VI_UNLOCK(vp);
 
-	sb->st_dev = vp->v_mount->mnt_stat.f_fsid.val[0];
+	sb->st_dev = dev2udev(ITOUMP(ip)->um_dev);
 	sb->st_ino = ip->i_number;
 	sb->st_mode = (ip->i_mode & ~IFMT) | VTTOIF(vp->v_type);
 	sb->st_nlink = ip->i_effnlink;