diff options
| author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2017-06-19 15:14:35 -0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2017-06-19 15:14:35 -0300 |
| commit | 8052bd8243e823a0954bcbafda8f91072598f13d (patch) | |
| tree | e5f1502735c2a75fbe865cf57582d2e8354e6f43 /security/keys/user_defined.c | |
| parent | d0fabd1cb8b70073a0f44f1cf8b663b5e7241c74 (diff) | |
| parent | 531c221df182af5a7fc2bf7ba7eee89354fe9a10 (diff) | |
Merge remote-tracking branch 'tip/perf/urgent' into perf/core
Merge branch 'perf/urgent' into perf/core, to pick up fixes
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'security/keys/user_defined.c')
| -rw-r--r-- | security/keys/user_defined.c | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/security/keys/user_defined.c b/security/keys/user_defined.c index 26605134f17a..3d8c68eba516 100644 --- a/security/keys/user_defined.c +++ b/security/keys/user_defined.c @@ -86,10 +86,18 @@ EXPORT_SYMBOL_GPL(user_preparse); */ void user_free_preparse(struct key_preparsed_payload *prep) { - kfree(prep->payload.data[0]); + kzfree(prep->payload.data[0]); } EXPORT_SYMBOL_GPL(user_free_preparse); +static void user_free_payload_rcu(struct rcu_head *head) +{ + struct user_key_payload *payload; + + payload = container_of(head, struct user_key_payload, rcu); + kzfree(payload); +} + /* * update a user defined key * - the key's semaphore is write-locked @@ -112,7 +120,7 @@ int user_update(struct key *key, struct key_preparsed_payload *prep) prep->payload.data[0] = NULL; if (zap) - kfree_rcu(zap, rcu); + call_rcu(&zap->rcu, user_free_payload_rcu); return ret; } EXPORT_SYMBOL_GPL(user_update); @@ -130,7 +138,7 @@ void user_revoke(struct key *key) if (upayload) { rcu_assign_keypointer(key, NULL); - kfree_rcu(upayload, rcu); + call_rcu(&upayload->rcu, user_free_payload_rcu); } } @@ -143,7 +151,7 @@ void user_destroy(struct key *key) { struct user_key_payload *upayload = key->payload.data[0]; - kfree(upayload); + kzfree(upayload); } EXPORT_SYMBOL_GPL(user_destroy); |