netdev - [PATCH net] cxgb4vf: Initialize mdio

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Message-Id: <1421080576-30885-1-git-send-email-hariprasad@chelsio.com>
Date:	Mon, 12 Jan 2015 22:06:16 +0530
From:	Hariprasad Shenai <hariprasad@...lsio.com>
To:	netdev@...r.kernel.org
Cc:	davem@...emloft.net, leedom@...lsio.com, nirranjan@...lsio.com,
	kumaras@...lsio.com, Hariprasad Shenai <hariprasad@...lsio.com>
Subject: [PATCH net] cxgb4vf: Initialize mdio_addr before using it

In commit 5ad24def21b205a8 ("cxgb4vf: Fix ethtool get_settings for VF driver")
mdio_addr of port_info structure was used unininitialzed. Fixing it.

Signed-off-by: Hariprasad Shenai <hariprasad@...lsio.com>
---
 drivers/net/ethernet/chelsio/cxgb4vf/t4vf_hw.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/drivers/net/ethernet/chelsio/cxgb4vf/t4vf_hw.c b/drivers/net/ethernet/chelsio/cxgb4vf/t4vf_hw.c
index 21dc9a2..60426cf 100644
--- a/drivers/net/ethernet/chelsio/cxgb4vf/t4vf_hw.c
+++ b/drivers/net/ethernet/chelsio/cxgb4vf/t4vf_hw.c
@@ -323,6 +323,8 @@ int t4vf_port_init(struct adapter *adapter, int pidx)
 		return v;
 
 	v = be32_to_cpu(port_rpl.u.info.lstatus_to_modtype);
+	pi->mdio_addr = (v & FW_PORT_CMD_MDIOCAP_F) ?
+			FW_PORT_CMD_MDIOADDR_G(v) : -1;
 	pi->port_type = FW_PORT_CMD_PTYPE_G(v);
 	pi->mod_type = FW_PORT_MOD_TYPE_NA;
 
-- 
1.7.1

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