sfc: Test only the first pair of TX queues

This makes no immediate difference, but we definitely do not want
to test all TX queues once we allocate a pair of TX queues to each
channel.

Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/net/sfc/ethtool.c b/drivers/net/sfc/ethtool.c
index d9f9c02a928e..cbe9319f8322 100644
--- a/drivers/net/sfc/ethtool.c
+++ b/drivers/net/sfc/ethtool.c
@@ -304,7 +304,7 @@ static int efx_fill_loopback_test(struct efx_nic *efx,
 {
         struct efx_tx_queue *tx_queue;
 
-        efx_for_each_tx_queue(tx_queue, efx) {
+        efx_for_each_channel_tx_queue(tx_queue, &efx->channel[0]) {
                 efx_fill_test(test_index++, strings, data,
                               &lb_tests->tx_sent[tx_queue->queue],
                               EFX_TX_QUEUE_NAME(tx_queue),