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Message-Id: <20180720121420.315663687@linuxfoundation.org>
Date:   Fri, 20 Jul 2018 14:13:43 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org,
        Sudarsana Reddy Kalluru <Sudarsana.Kalluru@...ium.com>,
        Michal Kalderon <Michal.Kalderon@...ium.com>,
        "David S. Miller" <davem@...emloft.net>
Subject: [PATCH 4.14 39/92] qed: Fix use of incorrect size in memcpy call.

4.14-stable review patch.  If anyone has any objections, please let me know.

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

From: Sudarsana Reddy Kalluru <sudarsana.kalluru@...ium.com>

[ Upstream commit cc9b27cdf7bd3c86df73439758ac1564bc8f5bbe ]

Use the correct size value while copying chassis/port id values.

Fixes: 6ad8c632e ("qed: Add support for query/config dcbx.")
Signed-off-by: Sudarsana Reddy Kalluru <Sudarsana.Kalluru@...ium.com>
Signed-off-by: Michal Kalderon <Michal.Kalderon@...ium.com>
Signed-off-by: David S. Miller <davem@...emloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
---
 drivers/net/ethernet/qlogic/qed/qed_dcbx.c |    8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

--- a/drivers/net/ethernet/qlogic/qed/qed_dcbx.c
+++ b/drivers/net/ethernet/qlogic/qed/qed_dcbx.c
@@ -700,9 +700,9 @@ qed_dcbx_get_local_lldp_params(struct qe
 	p_local = &p_hwfn->p_dcbx_info->lldp_local[LLDP_NEAREST_BRIDGE];
 
 	memcpy(params->lldp_local.local_chassis_id, p_local->local_chassis_id,
-	       ARRAY_SIZE(p_local->local_chassis_id));
+	       sizeof(p_local->local_chassis_id));
 	memcpy(params->lldp_local.local_port_id, p_local->local_port_id,
-	       ARRAY_SIZE(p_local->local_port_id));
+	       sizeof(p_local->local_port_id));
 }
 
 static void
@@ -714,9 +714,9 @@ qed_dcbx_get_remote_lldp_params(struct q
 	p_remote = &p_hwfn->p_dcbx_info->lldp_remote[LLDP_NEAREST_BRIDGE];
 
 	memcpy(params->lldp_remote.peer_chassis_id, p_remote->peer_chassis_id,
-	       ARRAY_SIZE(p_remote->peer_chassis_id));
+	       sizeof(p_remote->peer_chassis_id));
 	memcpy(params->lldp_remote.peer_port_id, p_remote->peer_port_id,
-	       ARRAY_SIZE(p_remote->peer_port_id));
+	       sizeof(p_remote->peer_port_id));
 }
 
 static int


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