From: David Howells <dhowells@redhat.com>
Date: Wed, 18 Jan 2012 10:04:29 +0000 (+0000)
Subject: KEYS: Permit key_serial() to be called with a const key pointer
X-Git-Tag: v3.3-rc1~4^2
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=456a8167e94b66f406c27400a46a707b870452b0;p=platform%2Fkernel%2Flinux-stable.git

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@redhat.com>
Signed-off-by: James Morris <jmorris@namei.org>
---

diff --git a/include/linux/key.h b/include/linux/key.h
index bfc014c..5253471 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;
 }