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connector: Removed the destruct_data callback since it is always kfre…
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…e_skb()

Signed-off-by: Philipp Reisner <[email protected]>
Acked-by: Lars Ellenberg <[email protected]>
Acked-by: Evgeniy Polyakov <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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Philipp-Reisner authored and davem330 committed Oct 2, 2009
1 parent 18366b0 commit f1489cf
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Showing 3 changed files with 5 additions and 13 deletions.
4 changes: 2 additions & 2 deletions drivers/connector/cn_queue.c
Original file line number Diff line number Diff line change
Expand Up @@ -83,8 +83,8 @@ void cn_queue_wrapper(struct work_struct *work)

d->callback(msg, nsp);

d->destruct_data(d->ddata);
d->ddata = NULL;
kfree_skb(d->skb);
d->skb = NULL;

kfree(d->free);
}
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11 changes: 3 additions & 8 deletions drivers/connector/connector.c
Original file line number Diff line number Diff line change
Expand Up @@ -129,7 +129,7 @@ EXPORT_SYMBOL_GPL(cn_netlink_send);
/*
* Callback helper - queues work and setup destructor for given data.
*/
static int cn_call_callback(struct sk_buff *skb, void (*destruct_data)(void *), void *data)
static int cn_call_callback(struct sk_buff *skb)
{
struct cn_callback_entry *__cbq, *__new_cbq;
struct cn_dev *dev = &cdev;
Expand All @@ -140,12 +140,9 @@ static int cn_call_callback(struct sk_buff *skb, void (*destruct_data)(void *),
list_for_each_entry(__cbq, &dev->cbdev->queue_list, callback_entry) {
if (cn_cb_equal(&__cbq->id.id, &msg->id)) {
if (likely(!work_pending(&__cbq->work) &&
__cbq->data.ddata == NULL)) {
__cbq->data.skb == NULL)) {
__cbq->data.skb = skb;

__cbq->data.ddata = data;
__cbq->data.destruct_data = destruct_data;

if (queue_cn_work(__cbq, &__cbq->work))
err = 0;
else
Expand All @@ -159,8 +156,6 @@ static int cn_call_callback(struct sk_buff *skb, void (*destruct_data)(void *),
d = &__new_cbq->data;
d->skb = skb;
d->callback = __cbq->data.callback;
d->ddata = data;
d->destruct_data = destruct_data;
d->free = __new_cbq;

__new_cbq->pdev = __cbq->pdev;
Expand Down Expand Up @@ -208,7 +203,7 @@ static void cn_rx_skb(struct sk_buff *__skb)
return;
}

err = cn_call_callback(skb, (void (*)(void *))kfree_skb, skb);
err = cn_call_callback(skb);
if (err < 0)
kfree_skb(skb);
}
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3 changes: 0 additions & 3 deletions include/linux/connector.h
Original file line number Diff line number Diff line change
Expand Up @@ -132,9 +132,6 @@ struct cn_callback_id {
};

struct cn_callback_data {
void (*destruct_data) (void *);
void *ddata;

struct sk_buff *skb;
void (*callback) (struct cn_msg *, struct netlink_skb_parms *);

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