Update Linux to v5.4.2
Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/kernel/user_namespace.c b/kernel/user_namespace.c
index 923414a..8eadadc 100644
--- a/kernel/user_namespace.c
+++ b/kernel/user_namespace.c
@@ -1,9 +1,4 @@
-/*
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation, version 2 of the
- * License.
- */
+// SPDX-License-Identifier: GPL-2.0-only
#include <linux/export.h>
#include <linux/nsproxy.h>
@@ -133,8 +128,9 @@
ns->flags = parent_ns->flags;
mutex_unlock(&userns_state_mutex);
-#ifdef CONFIG_PERSISTENT_KEYRINGS
- init_rwsem(&ns->persistent_keyring_register_sem);
+#ifdef CONFIG_KEYS
+ INIT_LIST_HEAD(&ns->keyring_name_list);
+ init_rwsem(&ns->keyring_sem);
#endif
ret = -ENOMEM;
if (!setup_userns_sysctls(ns))
@@ -196,9 +192,7 @@
kfree(ns->projid_map.reverse);
}
retire_userns_sysctls(ns);
-#ifdef CONFIG_PERSISTENT_KEYRINGS
- key_put(ns->persistent_keyring_register);
-#endif
+ key_free_user_ns(ns);
ns_free_inum(&ns->ns);
kmem_cache_free(user_ns_cachep, ns);
dec_user_namespaces(ucounts);