From: =?UTF-8?q?Patryk=20Ma=C5=82ek?= <patryk.malek@intel.com>
Date: Mon, 19 Mar 2018 09:28:04 -0700
Subject: i40e: Prevent setting link speed on I40E_DEV_ID_25G_B
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Patch-mainline: v4.17-rc1
Git-commit: 3f8c8437277c51fbd7af175240112f831c590845
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 | 1 +
1 file changed, 1 insertion(+)
--- a/drivers/net/ethernet/intel/i40e/i40e_ethtool.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_ethtool.c
@@ -857,6 +857,7 @@ static int i40e_set_link_ksettings(struc
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_25G_B ||
hw->device_id == I40E_DEV_ID_KX_X722) {
netdev_info(netdev, "Changing settings is not supported on backplane.\n");
return -EOPNOTSUPP;