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path: root/drivers/net/qlcnic/qlcnic_hw.c
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Diffstat (limited to 'drivers/net/qlcnic/qlcnic_hw.c')
-rw-r--r--drivers/net/qlcnic/qlcnic_hw.c12
1 files changed, 9 insertions, 3 deletions
diff --git a/drivers/net/qlcnic/qlcnic_hw.c b/drivers/net/qlcnic/qlcnic_hw.c
index f776956d2d6c..d9becb96d403 100644
--- a/drivers/net/qlcnic/qlcnic_hw.c
+++ b/drivers/net/qlcnic/qlcnic_hw.c
@@ -338,9 +338,15 @@ qlcnic_send_cmd_descs(struct qlcnic_adapter *adapter,
338 338
339 if (nr_desc >= qlcnic_tx_avail(tx_ring)) { 339 if (nr_desc >= qlcnic_tx_avail(tx_ring)) {
340 netif_tx_stop_queue(tx_ring->txq); 340 netif_tx_stop_queue(tx_ring->txq);
341 __netif_tx_unlock_bh(tx_ring->txq); 341 smp_mb();
342 adapter->stats.xmit_off++; 342 if (qlcnic_tx_avail(tx_ring) > nr_desc) {
343 return -EBUSY; 343 if (qlcnic_tx_avail(tx_ring) > TX_STOP_THRESH)
344 netif_tx_wake_queue(tx_ring->txq);
345 } else {
346 adapter->stats.xmit_off++;
347 __netif_tx_unlock_bh(tx_ring->txq);
348 return -EBUSY;
349 }
344 } 350 }
345 351
346 do { 352 do {