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-rw-r--r--security/keys/user_defined.c16
1 files changed, 2 insertions, 14 deletions
diff --git a/security/keys/user_defined.c b/security/keys/user_defined.c
index c6ca8662a468..f66baf44f32d 100644
--- a/security/keys/user_defined.c
+++ b/security/keys/user_defined.c
@@ -69,18 +69,6 @@ error:
EXPORT_SYMBOL_GPL(user_instantiate);
/*
- * dispose of the old data from an updated user defined key
- */
-static void user_update_rcu_disposal(struct rcu_head *rcu)
-{
- struct user_key_payload *upayload;
-
- upayload = container_of(rcu, struct user_key_payload, rcu);
-
- kfree(upayload);
-}
-
-/*
* update a user defined key
* - the key's semaphore is write-locked
*/
@@ -114,7 +102,7 @@ int user_update(struct key *key, const void *data, size_t datalen)
key->expiry = 0;
}
- call_rcu(&zap->rcu, user_update_rcu_disposal);
+ kfree_rcu(zap, rcu);
error:
return ret;
@@ -145,7 +133,7 @@ void user_revoke(struct key *key)
if (upayload) {
rcu_assign_pointer(key->payload.data, NULL);
- call_rcu(&upayload->rcu, user_update_rcu_disposal);
+ kfree_rcu(upayload, rcu);
}
}