disable FB

hc

2024-01-04 1543e317f1da31b75942316931e8f491a8920811

 kernel/drivers/isdn/hardware/mISDN/hfcmulti.c
..
..
@@ -3219,6 +3219,7 @@
3219
3219
 hfcm_l1callback(struct dchannel *dch, u_int cmd)
3220
3220
 {
3221
3221
 	struct hfc_multi	*hc = dch->hw;
3222
+	struct sk_buff_head	free_queue;
3222
3223
 	u_long	flags;
3223
3224
 
3224
3225
 	switch (cmd) {
..
..
@@ -3247,6 +3248,7 @@
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3248
 		l1_event(dch->l1, HW_POWERUP_IND);
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3249
 		break;
3249
3250
 	case HW_DEACT_REQ:
3251
+		__skb_queue_head_init(&free_queue);
3250
3252
 		/* start deactivation */
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3253
 		spin_lock_irqsave(&hc->lock, flags);
3252
3254
 		if (hc->ctype == HFC_TYPE_E1) {
..
..
@@ -3266,20 +3268,21 @@
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3268
 				plxsd_checksync(hc, 0);
3267
3269
 			}
3268
3270
 		}
3269
-		skb_queue_purge(&dch->squeue);
3271
+		skb_queue_splice_init(&dch->squeue, &free_queue);
3270
3272
 		if (dch->tx_skb) {
3271
-			dev_kfree_skb(dch->tx_skb);
3273
+			__skb_queue_tail(&free_queue, dch->tx_skb);
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3274
 			dch->tx_skb = NULL;
3273
3275
 		}
3274
3276
 		dch->tx_idx = 0;
3275
3277
 		if (dch->rx_skb) {
3276
-			dev_kfree_skb(dch->rx_skb);
3278
+			__skb_queue_tail(&free_queue, dch->rx_skb);
3277
3279
 			dch->rx_skb = NULL;
3278
3280
 		}
3279
3281
 		test_and_clear_bit(FLG_TX_BUSY, &dch->Flags);
3280
3282
 		if (test_and_clear_bit(FLG_BUSY_TIMER, &dch->Flags))
3281
3283
 			del_timer(&dch->timer);
3282
3284
 		spin_unlock_irqrestore(&hc->lock, flags);
3285
+		__skb_queue_purge(&free_queue);
3283
3286
 		break;
3284
3287
 	case HW_POWERUP_REQ:
3285
3288
 		spin_lock_irqsave(&hc->lock, flags);
..
..
@@ -3386,6 +3389,9 @@
3386
3389
 	case PH_DEACTIVATE_REQ:
3387
3390
 		test_and_clear_bit(FLG_L2_ACTIVATED, &dch->Flags);
3388
3391
 		if (dch->dev.D.protocol != ISDN_P_TE_S0) {
3392
+			struct sk_buff_head free_queue;
3393
+
3394
+			__skb_queue_head_init(&free_queue);
3389
3395
 			spin_lock_irqsave(&hc->lock, flags);
3390
3396
 			if (debug & DEBUG_HFCMULTI_MSG)
3391
3397
 				printk(KERN_DEBUG
..
..
@@ -3407,14 +3413,14 @@
3407
3413
 				/* deactivate */
3408
3414
 				dch->state = 1;
3409
3415
 			}
3410
-			skb_queue_purge(&dch->squeue);
3416
+			skb_queue_splice_init(&dch->squeue, &free_queue);
3411
3417
 			if (dch->tx_skb) {
3412
-				dev_kfree_skb(dch->tx_skb);
3418
+				__skb_queue_tail(&free_queue, dch->tx_skb);
3413
3419
 				dch->tx_skb = NULL;
3414
3420
 			}
3415
3421
 			dch->tx_idx = 0;
3416
3422
 			if (dch->rx_skb) {
3417
-				dev_kfree_skb(dch->rx_skb);
3423
+				__skb_queue_tail(&free_queue, dch->rx_skb);
3418
3424
 				dch->rx_skb = NULL;
3419
3425
 			}
3420
3426
 			test_and_clear_bit(FLG_TX_BUSY, &dch->Flags);
..
..
@@ -3426,6 +3432,7 @@
3426
3432
 #endif
3427
3433
 			ret = 0;
3428
3434
 			spin_unlock_irqrestore(&hc->lock, flags);
3435
+			__skb_queue_purge(&free_queue);
3429
3436
 		} else
3430
3437
 			ret = l1_event(dch->l1, hh->prim);
3431
3438
 		break;