KEYS: Call ->free_preparse() even after ->preparse() returns an error

Call the ->free_preparse() key type op even after ->preparse() returns an
error as it does cleaning up type stuff.

Signed-off-by: David Howells <dhowells@redhat.com>
Acked-by: Steve Dickson <steved@redhat.com>
Acked-by: Jeff Layton <jlayton@primarydata.com>
Reviewed-by: Sage Weil <sage@redhat.com>

1 files changed, 4 insertions, 5 deletions

diff --git a/security/keys/key.c b/security/keys/key.c
index 755fb02df5af..b90a68c4e2c4 100644
--- a/security/keys/key.c
+++ b/security/keys/key.c
@@ -494,7 +494,7 @@ int key_instantiate_and_link(struct key *key,
         if (keyring) {
                 ret = __key_link_begin(keyring, &key->index_key, &edit);
                 if (ret < 0)
-                        goto error_free_preparse;
+                        goto error;
         }
 
         ret = __key_instantiate_and_link(key, &prep, keyring, authkey, &edit);
@@ -502,10 +502,9 @@ int key_instantiate_and_link(struct key *key,
         if (keyring)
                 __key_link_end(keyring, &key->index_key, edit);
 
-error_free_preparse:
+error:
         if (key->type->preparse)
                 key->type->free_preparse(&prep);
-error:
         return ret;
 }
 
@@ -822,7 +821,7 @@ key_ref_t key_create_or_update(key_ref_t keyring_ref,
                 ret = index_key.type->preparse(&prep);
                 if (ret < 0) {
                         key_ref = ERR_PTR(ret);
-                        goto error_put_type;
+                        goto error_free_prep;
                 }
                 if (!index_key.description)
                         index_key.description = prep.description;
@@ -964,9 +963,9 @@ int key_update(key_ref_t key_ref, const void *payload, size_t plen)
 
         up_write(&key->sem);
 
+error:
         if (key->type->preparse)
                 key->type->free_preparse(&prep);
-error:
         return ret;
 }
 EXPORT_SYMBOL(key_update);