166 void libipw_txb_free(struct libipw_txb *txb)  in libipw_txb_free()  argument
169 	if (unlikely(!txb))  in libipw_txb_free()
171 	for (i = 0; i < txb->nr_frags; i++)  in libipw_txb_free()
172 		if (txb->fragments[i])  in libipw_txb_free()
173 			dev_kfree_skb_any(txb->fragments[i]);  in libipw_txb_free()
174 	kfree(txb);  in libipw_txb_free()
180 	struct libipw_txb *txb;  in libipw_alloc_txb()  local
183 	txb = kzalloc(struct_size(txb, fragments, nr_frags), gfp_mask);  in libipw_alloc_txb()
184 	if (!txb)  in libipw_alloc_txb()
187 	txb->nr_frags = nr_frags;  in libipw_alloc_txb()
188 	txb->frag_size = txb_size;  in libipw_alloc_txb()
191 		txb->fragments[i] = __dev_alloc_skb(txb_size + headroom,  in libipw_alloc_txb()
193 		if (unlikely(!txb->fragments[i])) {  in libipw_alloc_txb()
197 		skb_reserve(txb->fragments[i], headroom);  in libipw_alloc_txb()
201 			dev_kfree_skb_any(txb->fragments[i--]);  in libipw_alloc_txb()
202 		kfree(txb);  in libipw_alloc_txb()
205 	return txb;  in libipw_alloc_txb()
238 /* Incoming skb is converted to a txb which consists of
243 	struct libipw_txb *txb = NULL;  in libipw_xmit()  local
267 	/* If there is no driver handler to take the TXB, dont' bother  in libipw_xmit()
332 	/* Determine total amount of storage required for TXB packets */  in libipw_xmit()
408 	/* When we allocate the TXB we allocate enough space for the reserve  in libipw_xmit()
411 	txb = libipw_alloc_txb(nr_frags, frag_size,  in libipw_xmit()
413 	if (unlikely(!txb)) {  in libipw_xmit()
414 		printk(KERN_WARNING "%s: Could not allocate TXB\n",  in libipw_xmit()
418 	txb->encrypted = encrypt;  in libipw_xmit()
420 		txb->payload_size = frag_size * (nr_frags - 1) +  in libipw_xmit()
423 		txb->payload_size = bytes;  in libipw_xmit()
426 		skb_frag = txb->fragments[0];  in libipw_xmit()
445 		txb->rts_included = 1;  in libipw_xmit()
451 		skb_frag = txb->fragments[i];  in libipw_xmit()
497 	if (txb) {  in libipw_xmit()
498 		netdev_tx_t ret = (*ieee->hard_start_xmit)(txb, dev, priority);  in libipw_xmit()
501 			dev->stats.tx_bytes += txb->payload_size;  in libipw_xmit()
505 		libipw_txb_free(txb);  in libipw_xmit()