linux-kernel - Re: [PATCH 9/9] KEYS: Fix encrypted key type update method

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Date:	Thu, 14 Nov 2013 17:59:51 +0000
From:	David Howells <dhowells@...hat.com>
To:	Mimi Zohar <zohar@...ux.vnet.ibm.com>
Cc:	dhowells@...hat.com, d.kasatkin@...sung.com, zohar@...ibm.com,
	keyrings@...ux-nfs.org, linux-security-module@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 9/9] KEYS: Fix encrypted key type update method

Mimi Zohar <zohar@...ux.vnet.ibm.com> wrote:

> Is there a keyutils git repo with a version of keyctl that supports the
> control option?

http://git.kernel.org/cgit/linux/kernel/git/dhowells/keyutils.git/log/?h=development

> - type size_t is unsigned, no need to verify that it is negative.

It doesn't hurt either...

> - missing Documentation/security/keys-trusted-encrypted.txt updates

Fixed (see diff below), but I suspect trusted_update() also needs scrutiny.

> - the encrypted_preparse() comment still says 'encrypted_instantiate'

Fixed.

David
---
diff --git a/Documentation/security/keys-trusted-encrypted.txt b/Documentation/security/keys-trusted-encrypted.txt
index e105ae97a4f5..78794adf445d 100644
--- a/Documentation/security/keys-trusted-encrypted.txt
+++ b/Documentation/security/keys-trusted-encrypted.txt
@@ -61,7 +61,7 @@ Usage:
     keyctl add encrypted name "new [format] key-type:master-key-name keylen"
         ring
     keyctl add encrypted name "load hex_blob" ring
-    keyctl update keyid "update key-type:master-key-name"
+    keyctl control keyid encrypted change-master-key "key-type:master-key-name"
 
 format:= 'default | ecryptfs'
 key-type:= 'trusted' | 'user'
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