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-rw-r--r--security/integrity/evm/evm.h6
-rw-r--r--security/integrity/evm/evm_crypto.c8
-rw-r--r--security/integrity/evm/evm_main.c5
-rw-r--r--security/integrity/evm/evm_posix_acl.c5
-rw-r--r--security/integrity/evm/evm_secfs.c5
5 files changed, 8 insertions, 21 deletions
diff --git a/security/integrity/evm/evm.h b/security/integrity/evm/evm.h
index c3f437f5db10..f2fef2b5ed51 100644
--- a/security/integrity/evm/evm.h
+++ b/security/integrity/evm/evm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (C) 2005-2010 IBM Corporation
*
@@ -5,12 +6,7 @@
* Mimi Zohar <zohar@us.ibm.com>
* Kylene Hall <kjhall@us.ibm.com>
*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, version 2 of the License.
- *
* File: evm.h
- *
*/
#ifndef __INTEGRITY_EVM_H
diff --git a/security/integrity/evm/evm_crypto.c b/security/integrity/evm/evm_crypto.c
index e11564eb645b..d485f6fc908e 100644
--- a/security/integrity/evm/evm_crypto.c
+++ b/security/integrity/evm/evm_crypto.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 2005-2010 IBM Corporation
*
@@ -5,10 +6,6 @@
* Mimi Zohar <zohar@us.ibm.com>
* Kylene Hall <kjhall@us.ibm.com>
*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, version 2 of the License.
- *
* File: evm_crypto.c
* Using root's kernel master key (kmk), calculate the HMAC
*/
@@ -89,6 +86,9 @@ static struct shash_desc *init_desc(char type, uint8_t hash_algo)
tfm = &hmac_tfm;
algo = evm_hmac;
} else {
+ if (hash_algo >= HASH_ALGO__LAST)
+ return ERR_PTR(-EINVAL);
+
tfm = &evm_tfm[hash_algo];
algo = hash_algo_name[hash_algo];
}
diff --git a/security/integrity/evm/evm_main.c b/security/integrity/evm/evm_main.c
index b6d9f14bc234..5bbd8b4dc29a 100644
--- a/security/integrity/evm/evm_main.c
+++ b/security/integrity/evm/evm_main.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 2005-2010 IBM Corporation
*
@@ -5,10 +6,6 @@
* Mimi Zohar <zohar@us.ibm.com>
* Kylene Hall <kjhall@us.ibm.com>
*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, version 2 of the License.
- *
* File: evm_main.c
* implements evm_inode_setxattr, evm_inode_post_setxattr,
* evm_inode_removexattr, and evm_verifyxattr
diff --git a/security/integrity/evm/evm_posix_acl.c b/security/integrity/evm/evm_posix_acl.c
index 7faf98c20373..37275800c072 100644
--- a/security/integrity/evm/evm_posix_acl.c
+++ b/security/integrity/evm/evm_posix_acl.c
@@ -1,12 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 2011 IBM Corporation
*
* Author:
* Mimi Zohar <zohar@us.ibm.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, version 2 of the License.
*/
#include <linux/xattr.h>
diff --git a/security/integrity/evm/evm_secfs.c b/security/integrity/evm/evm_secfs.c
index 3f7cbb238923..c11c1f7b3ddd 100644
--- a/security/integrity/evm/evm_secfs.c
+++ b/security/integrity/evm/evm_secfs.c
@@ -1,13 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 2010 IBM Corporation
*
* Authors:
* Mimi Zohar <zohar@us.ibm.com>
*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, version 2 of the License.
- *
* File: evm_secfs.c
* - Used to signal when key is on keyring
* - Get the key and enable EVM