eth: ixgbe: fix the wake condition

Flip the netif_carrier_ok() condition in queue wake logic.
When I moved it to inside __netif_txq_completed_wake()
I missed negating it.

This made the condition ineffective and could probably
lead to crashes.

Fixes: 301f227 ("net: piggy back on the memory barrier in bql when waking queues")
Reviewed-by: Tony Nguyen <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Jakub Kicinski <[email protected]>

Author: kuba-moo

drivers/net/ethernet/intel/ixgbe/ixgbe_main.c

@@ -1256,7 +1256,7 @@ static bool ixgbe_clean_tx_irq(struct ixgbe_q_vector *q_vector,
 	if (!__netif_txq_completed_wake(txq, total_packets, total_bytes,
 					ixgbe_desc_unused(tx_ring),
 					TX_WAKE_THRESHOLD,
-					netif_carrier_ok(tx_ring->netdev) &&
+					!netif_carrier_ok(tx_ring->netdev) ||
 					test_bit(__IXGBE_DOWN, &adapter->state)))
 		++tx_ring->tx_stats.restart_queue;