disable FB

hc

2024-01-04 1543e317f1da31b75942316931e8f491a8920811

 kernel/drivers/isdn/hardware/mISDN/hfcsusb.c
..
..
@@ -326,20 +326,24 @@
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 		test_and_clear_bit(FLG_L2_ACTIVATED, &dch->Flags);
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 		if (hw->protocol == ISDN_P_NT_S0) {
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+			struct sk_buff_head free_queue;
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+
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+			__skb_queue_head_init(&free_queue);
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 			hfcsusb_ph_command(hw, HFC_L1_DEACTIVATE_NT);
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 			spin_lock_irqsave(&hw->lock, flags);
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-			skb_queue_purge(&dch->squeue);
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+			skb_queue_splice_init(&dch->squeue, &free_queue);
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 			if (dch->tx_skb) {
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-				dev_kfree_skb(dch->tx_skb);
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+				__skb_queue_tail(&free_queue, dch->tx_skb);
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 				dch->tx_skb = NULL;
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 			}
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 			dch->tx_idx = 0;
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 			if (dch->rx_skb) {
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-				dev_kfree_skb(dch->rx_skb);
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+				__skb_queue_tail(&free_queue, dch->rx_skb);
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 				dch->rx_skb = NULL;
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 			}
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 			test_and_clear_bit(FLG_TX_BUSY, &dch->Flags);
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 			spin_unlock_irqrestore(&hw->lock, flags);
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+			__skb_queue_purge(&free_queue);
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 #ifdef FIXME
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 			if (test_and_clear_bit(FLG_L1_BUSY, &dch->Flags))
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 				dchannel_sched_event(&hc->dch, D_CLEARBUSY);
..
..
@@ -1330,7 +1334,7 @@
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 					printk("\n");
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 				}
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-				dev_kfree_skb(tx_skb);
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+				dev_consume_skb_irq(tx_skb);
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 				tx_skb = NULL;
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 				if (fifo->dch && get_next_dframe(fifo->dch))
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 					tx_skb = fifo->dch->tx_skb;