linux-kernel - [PATCH] ubifs: Fix build errors as symbol undefined

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Date:   Tue, 15 Nov 2022 16:33:35 +0800
From:   Li Hua <hucool.lihua@...wei.com>
To:     <richard@....at>, <s.hauer@...gutronix.de>
CC:     <linux-mtd@...ts.infradead.org>, <linux-kernel@...r.kernel.org>,
        <weiyongjun1@...wei.com>, <yusongping@...wei.com>,
        <hucool.lihua@...wei.com>
Subject: [PATCH] ubifs: Fix build errors as symbol undefined

When CONFIG_UBIFS_FS is enable but CONFIG_UBIFS_FS_AUTHENTICATION is not set:
    ERROR: modpost: "ubifs_bad_hash" [fs/ubifs/ubifs.ko] undefined!

Fixes: 16a26b20d2af ("ubifs: authentication: Add hashes to index nodes")
Signed-off-by: Li Hua <hucool.lihua@...wei.com>
---
 fs/ubifs/Kconfig | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/fs/ubifs/Kconfig b/fs/ubifs/Kconfig
index 45d3d207fb99..93bda1057fdc 100644
--- a/fs/ubifs/Kconfig
+++ b/fs/ubifs/Kconfig
@@ -13,6 +13,7 @@ config UBIFS_FS
 	select CRYPTO_HASH_INFO
 	select UBIFS_FS_XATTR if FS_ENCRYPTION
 	select FS_ENCRYPTION_ALGS if FS_ENCRYPTION
+	select UBIFS_FS_AUTHENTICATION
 	depends on MTD_UBI
 	help
 	  UBIFS is a file system for flash devices which works on top of UBI.
@@ -91,6 +92,7 @@ config UBIFS_FS_AUTHENTICATION
 	select KEYS
 	select CRYPTO_HMAC
 	select SYSTEM_DATA_VERIFICATION
+	select SYSTEM_TRUSTED_KEYRING
 	help
 	  Enable authentication support for UBIFS. This feature offers protection
 	  against offline changes for both data and metadata of the filesystem.
-- 
2.17.1