diff options
| -rw-r--r-- | include/net/ax25.h | 9 | ||||
| -rw-r--r-- | net/ax25/ax25_iface.c | 41 | ||||
| -rw-r--r-- | net/netrom/af_netrom.c | 7 | ||||
| -rw-r--r-- | net/rose/af_rose.c | 7 |
4 files changed, 32 insertions, 32 deletions
diff --git a/include/net/ax25.h b/include/net/ax25.h index ced202f0729..51060ef7459 100644 --- a/include/net/ax25.h +++ b/include/net/ax25.h @@ -333,7 +333,14 @@ extern void ax25_ds_t3timer_expiry(ax25_cb *); extern void ax25_ds_idletimer_expiry(ax25_cb *); /* ax25_iface.c */ -extern int __must_check ax25_protocol_register(unsigned int, int (*)(struct sk_buff *, ax25_cb *)); + +struct ax25_protocol { + struct ax25_protocol *next; + unsigned int pid; + int (*func)(struct sk_buff *, ax25_cb *); +}; + +extern void ax25_register_pid(struct ax25_protocol *ap); extern void ax25_protocol_release(unsigned int); extern int __must_check ax25_linkfail_register(void (*)(ax25_cb *, int)); extern void ax25_linkfail_release(void (*)(ax25_cb *, int)); diff --git a/net/ax25/ax25_iface.c b/net/ax25/ax25_iface.c index 07ac0207eb6..dd9b7fee3df 100644 --- a/net/ax25/ax25_iface.c +++ b/net/ax25/ax25_iface.c @@ -29,11 +29,7 @@ #include <linux/mm.h> #include <linux/interrupt.h> -static struct protocol_struct { - struct protocol_struct *next; - unsigned int pid; - int (*func)(struct sk_buff *, ax25_cb *); -} *protocol_list = NULL; +static struct ax25_protocol *protocol_list; static DEFINE_RWLOCK(protocol_list_lock); static struct linkfail_struct { @@ -49,36 +45,23 @@ static struct listen_struct { } *listen_list = NULL; static DEFINE_SPINLOCK(listen_lock); -int ax25_protocol_register(unsigned int pid, - int (*func)(struct sk_buff *, ax25_cb *)) +/* + * Do not register the internal protocols AX25_P_TEXT, AX25_P_SEGMENT, + * AX25_P_IP or AX25_P_ARP ... + */ +void ax25_register_pid(struct ax25_protocol *ap) { - struct protocol_struct *protocol; - - if (pid == AX25_P_TEXT || pid == AX25_P_SEGMENT) - return 0; -#ifdef CONFIG_INET - if (pid == AX25_P_IP || pid == AX25_P_ARP) - return 0; -#endif - if ((protocol = kmalloc(sizeof(*protocol), GFP_ATOMIC)) == NULL) - return 0; - - protocol->pid = pid; - protocol->func = func; - write_lock_bh(&protocol_list_lock); - protocol->next = protocol_list; - protocol_list = protocol; + ap->next = protocol_list; + protocol_list = ap; write_unlock_bh(&protocol_list_lock); - - return 1; } -EXPORT_SYMBOL(ax25_protocol_register); +EXPORT_SYMBOL_GPL(ax25_register_pid); void ax25_protocol_release(unsigned int pid) { - struct protocol_struct *s, *protocol; + struct ax25_protocol *s, *protocol; write_lock_bh(&protocol_list_lock); protocol = protocol_list; @@ -223,7 +206,7 @@ EXPORT_SYMBOL(ax25_listen_release); int (*ax25_protocol_function(unsigned int pid))(struct sk_buff *, ax25_cb *) { int (*res)(struct sk_buff *, ax25_cb *) = NULL; - struct protocol_struct *protocol; + struct ax25_protocol *protocol; read_lock(&protocol_list_lock); for (protocol = protocol_list; protocol != NULL; protocol = protocol->next) @@ -263,7 +246,7 @@ void ax25_link_failed(ax25_cb *ax25, int reason) int ax25_protocol_is_registered(unsigned int pid) { - struct protocol_struct *protocol; + struct ax25_protocol *protocol; int res = 0; read_lock_bh(&protocol_list_lock); diff --git a/net/netrom/af_netrom.c b/net/netrom/af_netrom.c index 1d50f801f18..f4675bf3976 100644 --- a/net/netrom/af_netrom.c +++ b/net/netrom/af_netrom.c @@ -1377,6 +1377,11 @@ static struct notifier_block nr_dev_notifier = { static struct net_device **dev_nr; +static struct ax25_protocol nr_pid = { + .pid = AX25_P_NETROM, + .func = nr_route_frame +}; + static int __init nr_proto_init(void) { int i; @@ -1424,7 +1429,7 @@ static int __init nr_proto_init(void) register_netdevice_notifier(&nr_dev_notifier); - ax25_protocol_register(AX25_P_NETROM, nr_route_frame); + ax25_register_pid(&nr_pid); ax25_linkfail_register(nr_link_failed); #ifdef CONFIG_SYSCTL diff --git a/net/rose/af_rose.c b/net/rose/af_rose.c index 08a54285565..1605069e5db 100644 --- a/net/rose/af_rose.c +++ b/net/rose/af_rose.c @@ -1481,6 +1481,11 @@ static struct notifier_block rose_dev_notifier = { static struct net_device **dev_rose; +static struct ax25_protocol rose_pid = { + .pid = AX25_P_ROSE, + .func = rose_route_frame +}; + static int __init rose_proto_init(void) { int i; @@ -1530,7 +1535,7 @@ static int __init rose_proto_init(void) sock_register(&rose_family_ops); register_netdevice_notifier(&rose_dev_notifier); - ax25_protocol_register(AX25_P_ROSE, rose_route_frame); + ax25_register_pid(&rose_pid); ax25_linkfail_register(rose_link_failed); #ifdef CONFIG_SYSCTL |