diff options
Diffstat (limited to 'security/security.c')
| -rw-r--r-- | security/security.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/security/security.c b/security/security.c index d5ff7ff45b77..0e7be1da0b3d 100644 --- a/security/security.c +++ b/security/security.c @@ -4667,6 +4667,23 @@ int security_sctp_assoc_established(struct sctp_association *asoc, } EXPORT_SYMBOL(security_sctp_assoc_established); +/** + * security_mptcp_add_subflow() - Inherit the LSM label from the MPTCP socket + * @sk: the owning MPTCP socket + * @ssk: the new subflow + * + * Update the labeling for the given MPTCP subflow, to match the one of the + * owning MPTCP socket. This hook has to be called after the socket creation and + * initialization via the security_socket_create() and + * security_socket_post_create() LSM hooks. + * + * Return: Returns 0 on success or a negative error code on failure. + */ +int security_mptcp_add_subflow(struct sock *sk, struct sock *ssk) +{ + return call_int_hook(mptcp_add_subflow, 0, sk, ssk); +} + #endif /* CONFIG_SECURITY_NETWORK */ #ifdef CONFIG_SECURITY_INFINIBAND |