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irda: Use SKB queue and list helpers instead of doing it by-hand. 

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2009-05-28 23:26:33 -07:00
parent 915219441d
commit 528be7ff82
1 changed files with 2 additions and 16 deletions
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18
net/irda/irlap_frame.c
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@ -982,17 +982,12 @@ void irlap_resend_rejected_frames(struct irlap_cb *self, int command)
{ {
struct sk_buff *tx_skb; struct sk_buff *tx_skb;
struct sk_buff *skb; struct sk_buff *skb;
int count;
IRDA_ASSERT(self != NULL, return;); IRDA_ASSERT(self != NULL, return;);
IRDA_ASSERT(self->magic == LAP_MAGIC, return;); IRDA_ASSERT(self->magic == LAP_MAGIC, return;);
/* Initialize variables */
count = skb_queue_len(&self->wx_list);
/* Resend unacknowledged frame(s) */ /* Resend unacknowledged frame(s) */
skb = skb_peek(&self->wx_list); skb_queue_walk(&self->wx_list, skb) {
while (skb != NULL) {
irlap_wait_min_turn_around(self, &self->qos_tx); irlap_wait_min_turn_around(self, &self->qos_tx);
/* We copy the skb to be retransmitted since we will have to /* We copy the skb to be retransmitted since we will have to
@ -1011,21 +1006,12 @@ void irlap_resend_rejected_frames(struct irlap_cb *self, int command)
/* /*
* Set poll bit on the last frame retransmitted * Set poll bit on the last frame retransmitted
*/ */
if (count-- == 1) if (skb_queue_is_last(&self->wx_list, skb))
tx_skb->data[1] |= PF_BIT; /* Set p/f bit */ tx_skb->data[1] |= PF_BIT; /* Set p/f bit */
else else
tx_skb->data[1] &= ~PF_BIT; /* Clear p/f bit */ tx_skb->data[1] &= ~PF_BIT; /* Clear p/f bit */
irlap_send_i_frame(self, tx_skb, command); irlap_send_i_frame(self, tx_skb, command);
/*
* If our skb is the last buffer in the list, then
* we are finished, if not, move to the next sk-buffer
*/
if (skb == skb_peek_tail(&self->wx_list))
skb = NULL;
else
skb = skb->next;
} }
#if 0 /* Not yet */ #if 0 /* Not yet */
/* /*