X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=net%2Fax25%2Faf_ax25.c;fp=net%2Fax25%2Faf_ax25.c;h=dbf9b47681f72c119b217c44f4a883d1345ba6f9;hb=64ba3f394c830ec48a1c31b53dcae312c56f1604;hp=000695c48583c07d2005fd9446a58671f8f8455f;hpb=be1e6109ac94a859551f8e1774eb9a8469fe055c;p=linux-2.6.git diff --git a/net/ax25/af_ax25.c b/net/ax25/af_ax25.c index 000695c48..dbf9b4768 100644 --- a/net/ax25/af_ax25.c +++ b/net/ax25/af_ax25.c @@ -13,6 +13,7 @@ * Copyright (C) Hans Alblas PE1AYX (hans@esrac.ele.tue.nl) * Copyright (C) Frederic Rible F1OAT (frible@teaser.fr) */ +#include #include #include #include @@ -145,7 +146,7 @@ struct sock *ax25_find_listener(ax25_address *addr, int digi, ax25_cb *s; struct hlist_node *node; - spin_lock(&ax25_list_lock); + spin_lock_bh(&ax25_list_lock); ax25_for_each(s, node, &ax25_list) { if ((s->iamdigi && !digi) || (!s->iamdigi && digi)) continue; @@ -154,12 +155,12 @@ struct sock *ax25_find_listener(ax25_address *addr, int digi, /* If device is null we match any device */ if (s->ax25_dev == NULL || s->ax25_dev->dev == dev) { sock_hold(s->sk); - spin_unlock(&ax25_list_lock); + spin_unlock_bh(&ax25_list_lock); return s->sk; } } } - spin_unlock(&ax25_list_lock); + spin_unlock_bh(&ax25_list_lock); return NULL; } @@ -174,7 +175,7 @@ struct sock *ax25_get_socket(ax25_address *my_addr, ax25_address *dest_addr, ax25_cb *s; struct hlist_node *node; - spin_lock(&ax25_list_lock); + spin_lock_bh(&ax25_list_lock); ax25_for_each(s, node, &ax25_list) { if (s->sk && !ax25cmp(&s->source_addr, my_addr) && !ax25cmp(&s->dest_addr, dest_addr) && @@ -185,7 +186,7 @@ struct sock *ax25_get_socket(ax25_address *my_addr, ax25_address *dest_addr, } } - spin_unlock(&ax25_list_lock); + spin_unlock_bh(&ax25_list_lock); return sk; } @@ -227,15 +228,13 @@ ax25_cb *ax25_find_cb(ax25_address *src_addr, ax25_address *dest_addr, return NULL; } -EXPORT_SYMBOL(ax25_find_cb); - void ax25_send_to_raw(ax25_address *addr, struct sk_buff *skb, int proto) { ax25_cb *s; struct sk_buff *copy; struct hlist_node *node; - spin_lock(&ax25_list_lock); + spin_lock_bh(&ax25_list_lock); ax25_for_each(s, node, &ax25_list) { if (s->sk != NULL && ax25cmp(&s->source_addr, addr) == 0 && s->sk->sk_type == SOCK_RAW && @@ -248,7 +247,7 @@ void ax25_send_to_raw(ax25_address *addr, struct sk_buff *skb, int proto) kfree_skb(copy); } } - spin_unlock(&ax25_list_lock); + spin_unlock_bh(&ax25_list_lock); } /* @@ -425,26 +424,6 @@ static int ax25_ctl_ioctl(const unsigned int cmd, void __user *arg) return 0; } -static void ax25_fillin_cb_from_dev(ax25_cb *ax25, ax25_dev *ax25_dev) -{ - ax25->rtt = msecs_to_jiffies(ax25_dev->values[AX25_VALUES_T1]) / 2; - ax25->t1 = msecs_to_jiffies(ax25_dev->values[AX25_VALUES_T1]); - ax25->t2 = msecs_to_jiffies(ax25_dev->values[AX25_VALUES_T2]); - ax25->t3 = msecs_to_jiffies(ax25_dev->values[AX25_VALUES_T3]); - ax25->n2 = ax25_dev->values[AX25_VALUES_N2]; - ax25->paclen = ax25_dev->values[AX25_VALUES_PACLEN]; - ax25->idle = msecs_to_jiffies(ax25_dev->values[AX25_VALUES_IDLE]); - ax25->backoff = ax25_dev->values[AX25_VALUES_BACKOFF]; - - if (ax25_dev->values[AX25_VALUES_AXDEFMODE]) { - ax25->modulus = AX25_EMODULUS; - ax25->window = ax25_dev->values[AX25_VALUES_EWINDOW]; - } else { - ax25->modulus = AX25_MODULUS; - ax25->window = ax25_dev->values[AX25_VALUES_WINDOW]; - } -} - /* * Fill in a created AX.25 created control block with the default * values for a particular device. @@ -454,28 +433,39 @@ void ax25_fillin_cb(ax25_cb *ax25, ax25_dev *ax25_dev) ax25->ax25_dev = ax25_dev; if (ax25->ax25_dev != NULL) { - ax25_fillin_cb_from_dev(ax25, ax25_dev); - return; - } - - /* - * No device, use kernel / AX.25 spec default values - */ - ax25->rtt = msecs_to_jiffies(AX25_DEF_T1) / 2; - ax25->t1 = msecs_to_jiffies(AX25_DEF_T1); - ax25->t2 = msecs_to_jiffies(AX25_DEF_T2); - ax25->t3 = msecs_to_jiffies(AX25_DEF_T3); - ax25->n2 = AX25_DEF_N2; - ax25->paclen = AX25_DEF_PACLEN; - ax25->idle = msecs_to_jiffies(AX25_DEF_IDLE); - ax25->backoff = AX25_DEF_BACKOFF; - - if (AX25_DEF_AXDEFMODE) { - ax25->modulus = AX25_EMODULUS; - ax25->window = AX25_DEF_EWINDOW; + ax25->rtt = ax25_dev->values[AX25_VALUES_T1] / 2; + ax25->t1 = ax25_dev->values[AX25_VALUES_T1]; + ax25->t2 = ax25_dev->values[AX25_VALUES_T2]; + ax25->t3 = ax25_dev->values[AX25_VALUES_T3]; + ax25->n2 = ax25_dev->values[AX25_VALUES_N2]; + ax25->paclen = ax25_dev->values[AX25_VALUES_PACLEN]; + ax25->idle = ax25_dev->values[AX25_VALUES_IDLE]; + ax25->backoff = ax25_dev->values[AX25_VALUES_BACKOFF]; + + if (ax25_dev->values[AX25_VALUES_AXDEFMODE]) { + ax25->modulus = AX25_EMODULUS; + ax25->window = ax25_dev->values[AX25_VALUES_EWINDOW]; + } else { + ax25->modulus = AX25_MODULUS; + ax25->window = ax25_dev->values[AX25_VALUES_WINDOW]; + } } else { - ax25->modulus = AX25_MODULUS; - ax25->window = AX25_DEF_WINDOW; + ax25->rtt = AX25_DEF_T1 / 2; + ax25->t1 = AX25_DEF_T1; + ax25->t2 = AX25_DEF_T2; + ax25->t3 = AX25_DEF_T3; + ax25->n2 = AX25_DEF_N2; + ax25->paclen = AX25_DEF_PACLEN; + ax25->idle = AX25_DEF_IDLE; + ax25->backoff = AX25_DEF_BACKOFF; + + if (AX25_DEF_AXDEFMODE) { + ax25->modulus = AX25_EMODULUS; + ax25->window = AX25_DEF_EWINDOW; + } else { + ax25->modulus = AX25_MODULUS; + ax25->window = AX25_DEF_WINDOW; + } } } @@ -486,9 +476,10 @@ ax25_cb *ax25_create_cb(void) { ax25_cb *ax25; - if ((ax25 = kzalloc(sizeof(*ax25), GFP_ATOMIC)) == NULL) + if ((ax25 = kmalloc(sizeof(*ax25), GFP_ATOMIC)) == NULL) return NULL; + memset(ax25, 0x00, sizeof(*ax25)); atomic_set(&ax25->refcount, 1); skb_queue_head_init(&ax25->write_queue); @@ -1988,6 +1979,24 @@ static struct notifier_block ax25_dev_notifier = { .notifier_call =ax25_device_event, }; +EXPORT_SYMBOL(ax25_hard_header); +EXPORT_SYMBOL(ax25_rebuild_header); +EXPORT_SYMBOL(ax25_findbyuid); +EXPORT_SYMBOL(ax25_find_cb); +EXPORT_SYMBOL(ax25_linkfail_register); +EXPORT_SYMBOL(ax25_linkfail_release); +EXPORT_SYMBOL(ax25_listen_register); +EXPORT_SYMBOL(ax25_listen_release); +EXPORT_SYMBOL(ax25_protocol_register); +EXPORT_SYMBOL(ax25_protocol_release); +EXPORT_SYMBOL(ax25_send_frame); +EXPORT_SYMBOL(ax25_uid_policy); +EXPORT_SYMBOL(ax25cmp); +EXPORT_SYMBOL(ax2asc); +EXPORT_SYMBOL(asc2ax); +EXPORT_SYMBOL(null_ax25_address); +EXPORT_SYMBOL(ax25_display_timer); + static int __init ax25_init(void) { int rc = proto_register(&ax25_proto, 0);