diff options
Diffstat (limited to 'drivers/net/ethernet/sfc/tc_counters.c')
| -rw-r--r-- | drivers/net/ethernet/sfc/tc_counters.c | 16 |
1 files changed, 9 insertions, 7 deletions
diff --git a/drivers/net/ethernet/sfc/tc_counters.c b/drivers/net/ethernet/sfc/tc_counters.c index 2bba5d3a2fdb..d1a91d54c6bb 100644 --- a/drivers/net/ethernet/sfc/tc_counters.c +++ b/drivers/net/ethernet/sfc/tc_counters.c @@ -476,13 +476,15 @@ static bool efx_tc_rx(struct efx_rx_queue *rx_queue, u32 mark) goto out; } - /* Update seen_gen unconditionally, to avoid a missed wakeup if - * we race with efx_mae_stop_counters(). - */ - efx->tc->seen_gen[type] = mark; - if (efx->tc->flush_counters && - (s32)(efx->tc->flush_gen[type] - mark) <= 0) - wake_up(&efx->tc->flush_wq); + if (type < EFX_TC_COUNTER_TYPE_MAX) { + /* Update seen_gen unconditionally, to avoid a missed wakeup if + * we race with efx_mae_stop_counters(). + */ + efx->tc->seen_gen[type] = mark; + if (efx->tc->flush_counters && + (s32)(efx->tc->flush_gen[type] - mark) <= 0) + wake_up(&efx->tc->flush_wq); + } out: efx_free_rx_buffers(rx_queue, rx_buf, 1); channel->rx_pkt_n_frags = 0; |