From: =?UTF-8?q?Patryk=20Ma=C5=82ek?= <patryk.malek@intel.com>
Date: Mon, 19 Mar 2018 09:28:03 -0700
Subject: i40e: Prevent setting link speed on KX_X722
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Patch-mainline: v4.17-rc1
Git-commit: 88244a48d2ddebbe041ec4f07e40598cfd8bf06f
References: bsc#1101816 FATE#325147 FATE#325149

Setting link settings on backplane devices shouldn't be allowed.
This patch adds one more device id to the list which we check
that against.

Signed-off-by: Patryk Małek <patryk.malek@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
 drivers/net/ethernet/intel/i40e/i40e_ethtool.c |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

--- a/drivers/net/ethernet/intel/i40e/i40e_ethtool.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_ethtool.c
@@ -856,7 +856,8 @@ static int i40e_set_link_ksettings(struc
 	if (hw->device_id == I40E_DEV_ID_KX_B ||
 	    hw->device_id == I40E_DEV_ID_KX_C ||
 	    hw->device_id == I40E_DEV_ID_20G_KR2 ||
-	    hw->device_id == I40E_DEV_ID_20G_KR2_A) {
+	    hw->device_id == I40E_DEV_ID_20G_KR2_A ||
+	    hw->device_id == I40E_DEV_ID_KX_X722) {
 		netdev_info(netdev, "Changing settings is not supported on backplane.\n");
 		return -EOPNOTSUPP;
 	}