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authorsudarsana.kalluru@cavium.com <sudarsana.kalluru@cavium.com>2017-05-04 08:15:05 -0700
committerDavid S. Miller <davem@davemloft.net>2017-05-04 12:31:03 -0400
commit161adb046b9119d480f2547db20fc3e9ce7cbf59 (patch)
tree4ec0fb247d630bea29fc3d51d56f1d86686b96ac /drivers/net/ethernet
parent34f9199ce7b7e5c641b96e928bd60e086bf7f278 (diff)
downloadlinux-161adb046b9119d480f2547db20fc3e9ce7cbf59.tar.bz2
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>
Diffstat (limited to 'drivers/net/ethernet')
-rw-r--r--drivers/net/ethernet/qlogic/qede/qede_ethtool.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/net/ethernet/qlogic/qede/qede_ethtool.c b/drivers/net/ethernet/qlogic/qede/qede_ethtool.c
index b22753c5fd44..172b292241a5 100644
--- a/drivers/net/ethernet/qlogic/qede/qede_ethtool.c
+++ b/drivers/net/ethernet/qlogic/qede/qede_ethtool.c
@@ -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)