[NET]: Transform skb_queue_len() binary tests into skb_queue_empty()
This is part of the grand scheme to eliminate the qlen member of skb_queue_head, and subsequently remove the 'list' member of sk_buff. Most users of skb_queue_len() want to know if the queue is empty or not, and that's trivially done with skb_queue_empty() which doesn't use the skb_queue_head->qlen member and instead uses the queue list emptyness as the test. Signed-off-by: David S. Miller <davem@davemloft.net>
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@@ -213,7 +213,7 @@ static int cmtp_send_frame(struct cmtp_session *session, unsigned char *data, in
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return kernel_sendmsg(sock, &msg, &iv, 1, len);
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}
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static int cmtp_process_transmit(struct cmtp_session *session)
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static void cmtp_process_transmit(struct cmtp_session *session)
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{
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struct sk_buff *skb, *nskb;
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unsigned char *hdr;
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@@ -223,7 +223,7 @@ static int cmtp_process_transmit(struct cmtp_session *session)
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if (!(nskb = alloc_skb(session->mtu, GFP_ATOMIC))) {
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BT_ERR("Can't allocate memory for new frame");
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return -ENOMEM;
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return;
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}
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while ((skb = skb_dequeue(&session->transmit))) {
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@@ -275,8 +275,6 @@ static int cmtp_process_transmit(struct cmtp_session *session)
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cmtp_send_frame(session, nskb->data, nskb->len);
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kfree_skb(nskb);
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return skb_queue_len(&session->transmit);
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}
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static int cmtp_session(void *arg)
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