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From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org,
        Jakub Kicinski <jakub.kicinski@netronome.com>,
        "David S. Miller" <davem@davemloft.net>
Subject: [PATCH 4.14 52/71] nfp: use the correct index for link speed table
Date:   Mon, 29 Jan 2018 13:57:20 +0100
Message-Id: <20180129123830.911198033@linuxfoundation.org>
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4.14-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Jakub Kicinski <jakub.kicinski@netronome.com>


[ Upstream commit 0d9c9f0f40ca262b67fc06a702b85f3976f5e1a1 ]

sts variable is holding link speed as well as state.  We should
be using ls to index into ls_to_ethtool.

Fixes: 265aeb511bd5 ("nfp: add support for .get_link_ksettings()")
Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
 drivers/net/ethernet/netronome/nfp/nfp_net_ethtool.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/net/ethernet/netronome/nfp/nfp_net_ethtool.c
+++ b/drivers/net/ethernet/netronome/nfp/nfp_net_ethtool.c
@@ -306,7 +306,7 @@ nfp_net_get_link_ksettings(struct net_de
 	    ls >= ARRAY_SIZE(ls_to_ethtool))
 		return 0;
 
-	cmd->base.speed = ls_to_ethtool[sts];
+	cmd->base.speed = ls_to_ethtool[ls];
 	cmd->base.duplex = DUPLEX_FULL;
 
 	return 0;