From af61e7bf927855e9647393f6c5ac4e411ac2041e Mon Sep 17 00:00:00 2001
From: Steffen Trumtrar <s.trumtrar@pengutronix.de>
Date: Tue, 16 Feb 2021 08:23:34 +0100
Subject: [PATCH] ubifs: Set s_uuid in super block to support ima/evm uuid
 options

This is required to provide uuid based integrity functionality for:
ima_policy (fsuuid option) and the 'evmctl' command ('--uuid' option).

Co-developed-by: Oleksij Rempel <o.rempel@pengutronix.de>
Co-developed-by: Juergen Borleis <jbe@pengutronix.de>
Signed-off-by: Steffen Trumtrar <s.trumtrar@pengutronix.de>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Signed-off-by: Richard Weinberger <richard@nod.at>
---
 fs/ubifs/super.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/fs/ubifs/super.c b/fs/ubifs/super.c
index ddb2ca6..73f0ac2 100644
--- a/fs/ubifs/super.c
+++ b/fs/ubifs/super.c
@@ -2232,6 +2232,8 @@ static int ubifs_fill_super(struct super_block *sb, void *data, int silent)
 		goto out_umount;
 	}
 
+	import_uuid(&sb->s_uuid, c->uuid);
+
 	mutex_unlock(&c->umount_mutex);
 	return 0;
 
-- 
2.7.4