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| author | Greg Kroah-Hartman <gregkh@suse.de> | 2006-01-06 23:59:59 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2006-01-06 23:59:59 +0300 |
| commit | ccf18968b1bbc2fb117190a1984ac2a826dac228 (patch) | |
| tree | 7bc8fbf5722aecf1e84fa50c31c657864cba1daa /security/keys/user_defined.c | |
| parent | e91c021c487110386a07facd0396e6c3b7cf9c1f (diff) | |
| parent | d99cf9d679a520d67f81d805b7cb91c68e1847f0 (diff) | |
| download | linux-ccf18968b1bbc2fb117190a1984ac2a826dac228.tar.xz | |
Merge ../torvalds-2.6/
Diffstat (limited to 'security/keys/user_defined.c')
| -rw-r--r-- | security/keys/user_defined.c | 33 |
1 files changed, 0 insertions, 33 deletions
diff --git a/security/keys/user_defined.c b/security/keys/user_defined.c index cbda3b2780a1..8e71895b97a7 100644 --- a/security/keys/user_defined.c +++ b/security/keys/user_defined.c @@ -26,7 +26,6 @@ struct key_type key_type_user = { .name = "user", .instantiate = user_instantiate, - .duplicate = user_duplicate, .update = user_update, .match = user_match, .destroy = user_destroy, @@ -68,42 +67,10 @@ error: return ret; } /* end user_instantiate() */ - EXPORT_SYMBOL_GPL(user_instantiate); /*****************************************************************************/ /* - * duplicate a user defined key - * - both keys' semaphores are locked against further modification - * - the new key cannot yet be accessed - */ -int user_duplicate(struct key *key, const struct key *source) -{ - struct user_key_payload *upayload, *spayload; - int ret; - - /* just copy the payload */ - ret = -ENOMEM; - upayload = kmalloc(sizeof(*upayload) + source->datalen, GFP_KERNEL); - if (upayload) { - spayload = rcu_dereference(source->payload.data); - BUG_ON(source->datalen != spayload->datalen); - - upayload->datalen = key->datalen = spayload->datalen; - memcpy(upayload->data, spayload->data, key->datalen); - - key->payload.data = upayload; - ret = 0; - } - - return ret; - -} /* end user_duplicate() */ - -EXPORT_SYMBOL_GPL(user_duplicate); - -/*****************************************************************************/ -/* * dispose of the old data from an updated user defined key */ static void user_update_rcu_disposal(struct rcu_head *rcu) |