netdev - [net-next 3/6] igb: Don't let ethtool try to write to iNVM in i210/i211

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Message-Id: <1383314210-24289-4-git-send-email-jeffrey.t.kirsher@intel.com>
Date:	Fri,  1 Nov 2013 06:56:47 -0700
From:	Jeff Kirsher <jeffrey.t.kirsher@...el.com>
To:	davem@...emloft.net
Cc:	"Fujinaka, Todd" <todd.fujinaka@...el.com>, netdev@...r.kernel.org,
	gospo@...hat.com, sassmann@...hat.com,
	Jeff Kirsher <jeffrey.t.kirsher@...el.com>
Subject: [net-next 3/6] igb: Don't let ethtool try to write to iNVM in i210/i211

From: "Fujinaka, Todd" <todd.fujinaka@...el.com>

Don't let ethtool try to write to iNVM in i210/i211.

This fixes an issue seen by Marek Vasut.

Reported-by: Marek Vasut <marex@...x.de>
Signed-off-by: Todd Fujinaka <todd.fujinaka@...el.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@...el.com>
---
 drivers/net/ethernet/intel/igb/igb_ethtool.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/intel/igb/igb_ethtool.c b/drivers/net/ethernet/intel/igb/igb_ethtool.c
index 0ae3177..b918ba3 100644
--- a/drivers/net/ethernet/intel/igb/igb_ethtool.c
+++ b/drivers/net/ethernet/intel/igb/igb_ethtool.c
@@ -771,8 +771,10 @@ static int igb_set_eeprom(struct net_device *netdev,
 	if (eeprom->len == 0)
 		return -EOPNOTSUPP;
 
-	if (hw->mac.type == e1000_i211)
+	if ((hw->mac.type >= e1000_i210) &&
+	    !igb_get_flash_presence_i210(hw)) {
 		return -EOPNOTSUPP;
+	}
 
 	if (eeprom->magic != (hw->vendor_id | (hw->device_id << 16)))
 		return -EFAULT;
-- 
1.8.3.1

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