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[IrDA]: tsap init routine factorisation.

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This patch extracts common code from irttp_open_tsap() and irttp_dup()
into a new function to 1) avoid code duplication, 2) help avoid
forgetting object initialization in the tsap duplication path in the
future.

Signed-off-by: G. Liakhovetski <gl@dsa-ac.de>
Signed-off-by: Samuel Ortiz <samuel@sortiz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
G. Liakhovetski 2007-07-02 22:56:57 -07:00 committed by David S. Miller
parent 66f5e51ed5
commit 93cce3d365
1 changed files with 19 additions and 10 deletions
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29
net/irda/irttp.c
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@ -368,6 +368,20 @@ static int irttp_param_max_sdu_size(void *instance, irda_param_t *param,
/************************** LMP CALLBACKS **************************/
/* Everything is happily mixed up. Waiting for next clean up - Jean II */
/*
* Initialization, that has to be done on new tsap
* instance allocation and on duplication
*/
static void irttp_init_tsap(struct tsap_cb *tsap)
{
spin_lock_init(&tsap->lock);
init_timer(&tsap->todo_timer);
skb_queue_head_init(&tsap->rx_queue);
skb_queue_head_init(&tsap->tx_queue);
skb_queue_head_init(&tsap->rx_fragments);
}
/*
* Function irttp_open_tsap (stsap, notify)
*
@ -395,10 +409,11 @@ struct tsap_cb *irttp_open_tsap(__u8 stsap_sel, int credit, notify_t *notify)
IRDA_DEBUG(0, "%s(), unable to kmalloc!\n", __FUNCTION__);
return NULL;
}
spin_lock_init(&self->lock);
/* Initialize internal objects */
irttp_init_tsap(self);
/* Initialise todo timer */
init_timer(&self->todo_timer);
self->todo_timer.data = (unsigned long) self;
self->todo_timer.function = &irttp_todo_expired;
@ -418,9 +433,6 @@ struct tsap_cb *irttp_open_tsap(__u8 stsap_sel, int credit, notify_t *notify)
self->magic = TTP_TSAP_MAGIC;
self->connected = FALSE;
skb_queue_head_init(&self->rx_queue);
skb_queue_head_init(&self->tx_queue);
skb_queue_head_init(&self->rx_fragments);
/*
* Create LSAP at IrLMP layer
*/
@ -1455,12 +1467,9 @@ struct tsap_cb *irttp_dup(struct tsap_cb *orig, void *instance)
/* Not everything should be copied */
new->notify.instance = instance;
spin_lock_init(&new->lock);
init_timer(&new->todo_timer);
skb_queue_head_init(&new->rx_queue);
skb_queue_head_init(&new->tx_queue);
skb_queue_head_init(&new->rx_fragments);
/* Initialize internal objects */
irttp_init_tsap(new);
/* This is locked */
hashbin_insert(irttp->tsaps, (irda_queue_t *) new, (long) new, NULL);