tree cc8feef112a36a4b9e10ac60d673000f7de3716a
parent a475acf01f79e89a1a5845733e10108d80f77188
author Eric W. Biederman <ebiederm@xmission.com> 1467060768 -0500
committer Eric W. Biederman <ebiederm@xmission.com> 1467327876 -0500

userns: Handle -1 in k[ug]id_has_mapping when !CONFIG_USER_NS

Refuse to admit any user namespace has a mapping of the INVALID_UID
and the INVALID_GID when !CONFIG_USER_NS.

Acked-by: Seth Forshee <seth.forshee@canonical.com>
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>