linux-kernel - [PATCH 5.4 29/37] net/mlx5e: Fix SFF 8472 eeprom length

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Message-Id: <20191217200732.793443653@linuxfoundation.org>
Date:   Tue, 17 Dec 2019 21:09:50 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Eran Ben Elisha <eranbe@...lanox.com>,
        Aya Levin <ayal@...lanox.com>,
        Saeed Mahameed <saeedm@...lanox.com>
Subject: [PATCH 5.4 29/37] net/mlx5e: Fix SFF 8472 eeprom length

From: Eran Ben Elisha <eranbe@...lanox.com>

[ Upstream commit c431f8597863a91eea6024926e0c1b179cfa4852 ]

SFF 8472 eeprom length is 512 bytes. Fix module info return value to
support 512 bytes read.

Fixes: ace329f4ab3b ("net/mlx5e: ethtool, Remove unsupported SFP EEPROM high pages query")
Signed-off-by: Eran Ben Elisha <eranbe@...lanox.com>
Reviewed-by: Aya Levin <ayal@...lanox.com>
Signed-off-by: Saeed Mahameed <saeedm@...lanox.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
---
 drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c
@@ -1643,7 +1643,7 @@ static int mlx5e_get_module_info(struct
 		break;
 	case MLX5_MODULE_ID_SFP:
 		modinfo->type       = ETH_MODULE_SFF_8472;
-		modinfo->eeprom_len = MLX5_EEPROM_PAGE_LENGTH;
+		modinfo->eeprom_len = ETH_MODULE_SFF_8472_LEN;
 		break;
 	default:
 		netdev_err(priv->netdev, "%s: cable type not recognized:0x%x\n",