diff options
| -rw-r--r-- | drivers/net/wimax/i2400m/rx.c | 51 |
1 files changed, 26 insertions, 25 deletions
diff --git a/drivers/net/wimax/i2400m/rx.c b/drivers/net/wimax/i2400m/rx.c index 71b697f3a68..66f968a24d4 100644 --- a/drivers/net/wimax/i2400m/rx.c +++ b/drivers/net/wimax/i2400m/rx.c @@ -743,12 +743,12 @@ unsigned __i2400m_roq_update_ws(struct i2400m *i2400m, struct i2400m_roq *roq, unsigned new_nws, nsn_itr; new_nws = __i2400m_roq_nsn(roq, sn); - if (unlikely(new_nws >= 1024) && d_test(1)) { - dev_err(dev, "SW BUG? __update_ws new_nws %u (sn %u ws %u)\n", - new_nws, sn, roq->ws); - WARN_ON(1); - i2400m_roq_log_dump(i2400m, roq); - } + /* + * For type 2(update_window_start) rx messages, there is no + * need to check if the normalized sequence number is greater 1023. + * Simply insert and deliver all packets to the host up to the + * window start. + */ skb_queue_walk_safe(&roq->queue, skb_itr, tmp_itr) { roq_data_itr = (struct i2400m_roq_data *) &skb_itr->cb; nsn_itr = __i2400m_roq_nsn(roq, roq_data_itr->sn); @@ -890,26 +890,27 @@ void i2400m_roq_queue_update_ws(struct i2400m *i2400m, struct i2400m_roq *roq, i2400m, roq, skb, sn); len = skb_queue_len(&roq->queue); nsn = __i2400m_roq_nsn(roq, sn); + /* + * For type 3(queue_update_window_start) rx messages, there is no + * need to check if the normalized sequence number is greater 1023. + * Simply insert and deliver all packets to the host up to the + * window start. + */ old_ws = roq->ws; - if (unlikely(nsn >= 1024)) { - dev_err(dev, "SW BUG? queue_update_ws nsn %u (sn %u ws %u)\n", - nsn, sn, roq->ws); - i2400m_roq_log_dump(i2400m, roq); - i2400m_reset(i2400m, I2400M_RT_WARM); - } else { - /* if the queue is empty, don't bother as we'd queue - * it and inmediately unqueue it -- just deliver it */ - if (len == 0) { - struct i2400m_roq_data *roq_data; - roq_data = (struct i2400m_roq_data *) &skb->cb; - i2400m_net_erx(i2400m, skb, roq_data->cs); - } - else - __i2400m_roq_queue(i2400m, roq, skb, sn, nsn); - __i2400m_roq_update_ws(i2400m, roq, sn + 1); - i2400m_roq_log_add(i2400m, roq, I2400M_RO_TYPE_PACKET_WS, - old_ws, len, sn, nsn, roq->ws); - } + /* If the queue is empty, don't bother as we'd queue + * it and immediately unqueue it -- just deliver it. + */ + if (len == 0) { + struct i2400m_roq_data *roq_data; + roq_data = (struct i2400m_roq_data *) &skb->cb; + i2400m_net_erx(i2400m, skb, roq_data->cs); + } else + __i2400m_roq_queue(i2400m, roq, skb, sn, nsn); + + __i2400m_roq_update_ws(i2400m, roq, sn + 1); + i2400m_roq_log_add(i2400m, roq, I2400M_RO_TYPE_PACKET_WS, + old_ws, len, sn, nsn, roq->ws); + d_fnend(2, dev, "(i2400m %p roq %p skb %p sn %u) = void\n", i2400m, roq, skb, sn); return; |