net: hns: Mark expected switch fall-through

BugLink: https://bugs.launchpad.net/bugs/1810457
In preparation to enabling -Wimplicit-fallthrough, mark switch cases
where we are expecting to fall through.

Addresses-Coverity-ID: 114788 ("Missing break in switch")
Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
(cherry picked from commit 1e14ef19fb49ed6f822129ce7bc819a462b88e11)
Signed-off-by: dann frazier <dann.frazier@canonical.com>
Acked-by: Stefan Bader <stefan.bader@canonical.com>
Acked-by: Kleber Sacilotto de Souza <kleber.souza@canonical.com>
Signed-off-by: Kleber Sacilotto de Souza <kleber.souza@canonical.com>

diff --git a/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c b/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c
index 6c0236b37c72af6b989b7a631006a05d5e15e532..774beda040a16a93a80db08e9383a2fe69a85eba 100644 (file)
--- a/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c
+++ b/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c
@@ -309,6 +309,7 @@ static int __lb_setup(struct net_device *ndev,
                break;
        case MAC_LOOP_PHY_NONE:
                ret = hns_nic_config_phy_loopback(phy_dev, 0x0);
+               /* fall through */
        case MAC_LOOP_NONE:
                if (!ret && h->dev->ops->set_loopback) {
                        if (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII)