linux-kernel - [PATCH 02/14] KEYS: Permit key_serial() to be called with a const key pointer

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Message-ID: <20111128154448.6009.8418.stgit@warthog.procyon.org.uk>
Date:	Mon, 28 Nov 2011 15:44:48 +0000
From:	David Howells <dhowells@...hat.com>
To:	keyrings@...ux-nfs.org
Cc:	linux-crypto@...r.kernel.org,
	linux-security-module@...r.kernel.org,
	linux-kernel@...r.kernel.org, mitry.kasatkin@...el.com,
	zohar@...ux.vnet.ibm.com, arjan.van.de.ven@...el.com,
	alan.cox@...el.com, David Howells <dhowells@...hat.com>
Subject: [PATCH 02/14] KEYS: Permit key_serial() to be called with a const key
 pointer

Permit key_serial() to be called with a const key pointer.

Signed-off-by: David Howells <dhowells@...hat.com>
---

 include/linux/key.h |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)


diff --git a/include/linux/key.h b/include/linux/key.h
index 183a6af..f87b51b 100644
--- a/include/linux/key.h
+++ b/include/linux/key.h
@@ -271,7 +271,7 @@ extern int keyring_add_key(struct key *keyring,
 
 extern struct key *key_lookup(key_serial_t id);
 
-static inline key_serial_t key_serial(struct key *key)
+static inline key_serial_t key_serial(const struct key *key)
 {
 	return key ? key->serial : 0;
 }

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