diff options
| author | David Howells <dhowells@redhat.com> | 2016-04-07 19:23:51 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2016-04-11 22:34:41 +0300 |
| commit | 648af7fca15901740c7aaafd55904ebd54d01860 (patch) | |
| tree | 5aaa5a3d4b192da7bc9bb268d39038c60c068125 /net/rxrpc/ar-internal.h | |
| parent | 6dd050f88d702e2718bd856ea014487563207756 (diff) | |
| download | linux-648af7fca15901740c7aaafd55904ebd54d01860.tar.xz | |
rxrpc: Absorb the rxkad security module
Absorb the rxkad security module into the af_rxrpc module so that there's
only one module file. This avoids a circular dependency whereby rxkad pins
af_rxrpc and cached connections pin rxkad but can't be manually evicted
(they will expire eventually and cease pinning).
With this change, af_rxrpc can just be unloaded, despite having cached
connections.
Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/rxrpc/ar-internal.h')
| -rw-r--r-- | net/rxrpc/ar-internal.h | 21 |
1 files changed, 16 insertions, 5 deletions
diff --git a/net/rxrpc/ar-internal.h b/net/rxrpc/ar-internal.h index d38071b09f72..72fd675a891e 100644 --- a/net/rxrpc/ar-internal.h +++ b/net/rxrpc/ar-internal.h @@ -124,11 +124,15 @@ enum rxrpc_command { * RxRPC security module interface */ struct rxrpc_security { - struct module *owner; /* providing module */ - struct list_head link; /* link in master list */ const char *name; /* name of this service */ u8 security_index; /* security type provided */ + /* Initialise a security service */ + int (*init)(void); + + /* Clean up a security service */ + void (*exit)(void); + /* initialise a connection's security */ int (*init_connection_security)(struct rxrpc_connection *); @@ -268,7 +272,7 @@ struct rxrpc_connection { struct rb_root calls; /* calls on this connection */ struct sk_buff_head rx_queue; /* received conn-level packets */ struct rxrpc_call *channels[RXRPC_MAXCALLS]; /* channels (active calls) */ - struct rxrpc_security *security; /* applied security module */ + const struct rxrpc_security *security; /* applied security module */ struct key *key; /* security for this connection (client) */ struct key *server_key; /* security for this service */ struct crypto_skcipher *cipher; /* encryption handle */ @@ -604,8 +608,8 @@ int rxrpc_recvmsg(struct socket *, struct msghdr *, size_t, int); /* * ar-security.c */ -int rxrpc_register_security(struct rxrpc_security *); -void rxrpc_unregister_security(struct rxrpc_security *); +int __init rxrpc_init_security(void); +void rxrpc_exit_security(void); int rxrpc_init_client_conn_security(struct rxrpc_connection *); int rxrpc_init_server_conn_security(struct rxrpc_connection *); int rxrpc_secure_packet(const struct rxrpc_call *, struct sk_buff *, size_t, @@ -646,6 +650,13 @@ extern const s8 rxrpc_ack_priority[]; extern const char *rxrpc_acks(u8 reason); /* + * rxkad.c + */ +#ifdef CONFIG_RXKAD +extern const struct rxrpc_security rxkad; +#endif + +/* * sysctl.c */ #ifdef CONFIG_SYSCTL |