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path: root/drivers/net/ethernet/pensando/ionic/ionic_ethtool.c
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Diffstat (limited to 'drivers/net/ethernet/pensando/ionic/ionic_ethtool.c')
-rw-r--r--drivers/net/ethernet/pensando/ionic/ionic_ethtool.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/net/ethernet/pensando/ionic/ionic_ethtool.c b/drivers/net/ethernet/pensando/ionic/ionic_ethtool.c
index ed9808fc743b..35c72d4a78b3 100644
--- a/drivers/net/ethernet/pensando/ionic/ionic_ethtool.c
+++ b/drivers/net/ethernet/pensando/ionic/ionic_ethtool.c
@@ -126,6 +126,11 @@ static int ionic_get_link_ksettings(struct net_device *netdev,
ethtool_link_ksettings_zero_link_mode(ks, supported);
+ if (!idev->port_info) {
+ netdev_err(netdev, "port_info not initialized\n");
+ return -EOPNOTSUPP;
+ }
+
/* The port_info data is found in a DMA space that the NIC keeps
* up-to-date, so there's no need to request the data from the
* NIC, we already have it in our memory space.