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mISDN: Make clearing B-channel a common function

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Clearing B-channel is needed in every driver, so it makes sense
to have it as common function.

Signed-off-by: Karsten Keil <keil@b1-systems.de>
This commit is contained in:
Karsten Keil
2009-07-09 10:02:29 +02:00
parent f3fad223ed
commit fb286f0471
5 changed files with 17 additions and 47 deletions
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16
drivers/isdn/hardware/mISDN/hfcsusb.c
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@@ -1809,21 +1809,7 @@ deactivate_bchannel(struct bchannel *bch)
hw->name, __func__, bch->nr);
spin_lock_irqsave(&hw->lock, flags);
if (test_and_clear_bit(FLG_TX_NEXT, &bch->Flags)) {
dev_kfree_skb(bch->next_skb);
bch->next_skb = NULL;
}
if (bch->tx_skb) {
dev_kfree_skb(bch->tx_skb);
bch->tx_skb = NULL;
}
bch->tx_idx = 0;
if (bch->rx_skb) {
dev_kfree_skb(bch->rx_skb);
bch->rx_skb = NULL;
}
clear_bit(FLG_ACTIVE, &bch->Flags);
clear_bit(FLG_TX_BUSY, &bch->Flags);
mISDN_clear_bchannel(bch);
spin_unlock_irqrestore(&hw->lock, flags);
hfcsusb_setup_bch(bch, ISDN_P_NONE);
hfcsusb_stop_endpoint(hw, bch->nr);