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From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org, Stefan Berger <stefanb@linux.ibm.com>,
        Christian Brauner <brauner@kernel.org>,
        Mimi Zohar <zohar@linux.ibm.com>
Subject: [PATCH 4.19 02/49] ima: Remove ima_policy file before directory
Date:   Mon, 14 Feb 2022 10:25:28 +0100
Message-Id: <20220214092448.377329663@linuxfoundation.org>
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From: Stefan Berger <stefanb@linux.ibm.com>

commit f7333b9572d0559e00352a926c92f29f061b4569 upstream.

The removal of ima_dir currently fails since ima_policy still exists, so
remove the ima_policy file before removing the directory.

Fixes: 4af4662fa4a9 ("integrity: IMA policy")
Signed-off-by: Stefan Berger <stefanb@linux.ibm.com>
Cc: <stable@vger.kernel.org>
Acked-by: Christian Brauner <brauner@kernel.org>
Signed-off-by: Mimi Zohar <zohar@linux.ibm.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
 security/integrity/ima/ima_fs.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/security/integrity/ima/ima_fs.c
+++ b/security/integrity/ima/ima_fs.c
@@ -497,12 +497,12 @@ int __init ima_fs_init(void)
 
 	return 0;
 out:
+	securityfs_remove(ima_policy);
 	securityfs_remove(violations);
 	securityfs_remove(runtime_measurements_count);
 	securityfs_remove(ascii_runtime_measurements);
 	securityfs_remove(binary_runtime_measurements);
 	securityfs_remove(ima_symlink);
 	securityfs_remove(ima_dir);
-	securityfs_remove(ima_policy);
 	return -1;
 }