From f4a76615f0fe6e9b09e5491d807be23e171d5fb4 Mon Sep 17 00:00:00 2001 From: Jakub Kicinski Date: Mon, 9 Mar 2020 19:15:00 -0700 Subject: [PATCH] net: systemport: reject unsupported coalescing params Set ethtool_ops->supported_coalesce_params to let the core reject unsupported coalescing parameters. This driver did not previously reject most of unsupported parameters. Signed-off-by: Jakub Kicinski Acked-by: Florian Fainelli Acked-by: Florian Fainelli Signed-off-by: David S. Miller --- drivers/net/ethernet/broadcom/bcmsysport.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/drivers/net/ethernet/broadcom/bcmsysport.c b/drivers/net/ethernet/broadcom/bcmsysport.c index a2cf2ed8d278..bea2dbc0e469 100644 --- a/drivers/net/ethernet/broadcom/bcmsysport.c +++ b/drivers/net/ethernet/broadcom/bcmsysport.c @@ -623,8 +623,7 @@ static int bcm_sysport_set_coalesce(struct net_device *dev, return -EINVAL; if ((ec->tx_coalesce_usecs == 0 && ec->tx_max_coalesced_frames == 0) || - (ec->rx_coalesce_usecs == 0 && ec->rx_max_coalesced_frames == 0) || - ec->use_adaptive_tx_coalesce) + (ec->rx_coalesce_usecs == 0 && ec->rx_max_coalesced_frames == 0)) return -EINVAL; for (i = 0; i < dev->num_tx_queues; i++) @@ -2209,6 +2208,9 @@ static int bcm_sysport_set_rxnfc(struct net_device *dev, } static const struct ethtool_ops bcm_sysport_ethtool_ops = { + .supported_coalesce_params = ETHTOOL_COALESCE_USECS | + ETHTOOL_COALESCE_MAX_FRAMES | + ETHTOOL_COALESCE_USE_ADAPTIVE_RX, .get_drvinfo = bcm_sysport_get_drvinfo, .get_msglevel = bcm_sysport_get_msglvl, .set_msglevel = bcm_sysport_set_msglvl, -- 2.30.2