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qede: Fix possible misconfiguration of advertised autoneg value. 

Fail the configuration of advertised speed-autoneg value if the config
update is not supported.

Signed-off-by: Sudarsana Reddy Kalluru <Sudarsana.Kalluru@cavium.com>
Signed-off-by: Yuval Mintz <Yuval.Mintz@cavium.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
sudarsana.kalluru@cavium.com 2017-05-04 08:15:05 -07:00 committed by David S. Miller
parent 34f9199ce7
commit 161adb046b
1 changed files with 5 additions and 0 deletions
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5
drivers/net/ethernet/qlogic/qede/qede_ethtool.c
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@ -493,6 +493,11 @@ static int qede_set_link_ksettings(struct net_device *dev,
params.override_flags |= QED_LINK_OVERRIDE_SPEED_ADV_SPEEDS;
params.override_flags |= QED_LINK_OVERRIDE_SPEED_AUTONEG;
if (base->autoneg == AUTONEG_ENABLE) {
if (!(current_link.supported_caps & QED_LM_Autoneg_BIT)) {
DP_INFO(edev, "Auto negotiation is not supported\n");
return -EOPNOTSUPP;
}
params.autoneg = true;
params.forced_speed = 0;
QEDE_ETHTOOL_TO_DRV_CAPS(params.adv_speeds, cmd, advertising)