netdev - [net-next PATCH 08/12] qlge: Clear shadow registers before use.

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Date:	Mon,  9 Mar 2009 13:59:24 -0700
From:	Ron Mercer <ron.mercer@...gic.com>
To:	davem@...emloft.net
Cc:	netdev@...r.kernel.org, linux-driver@...gic.com,
	ron.mercer@...gic.com
Subject: [net-next PATCH 08/12] qlge: Clear shadow registers before use.

Signed-off-by: Ron Mercer <ron.mercer@...gic.com>
---
 drivers/net/qlge/qlge_main.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/drivers/net/qlge/qlge_main.c b/drivers/net/qlge/qlge_main.c
index 45ad4cc..75ad4db 100644
--- a/drivers/net/qlge/qlge_main.c
+++ b/drivers/net/qlge/qlge_main.c
@@ -2142,6 +2142,7 @@ static int ql_alloc_shadow_space(struct ql_adapter *qdev)
 			"Allocation of RX shadow space failed.\n");
 		return -ENOMEM;
 	}
+	memset(qdev->rx_ring_shadow_reg_area, 0, PAGE_SIZE);
 	qdev->tx_ring_shadow_reg_area =
 	    pci_alloc_consistent(qdev->pdev, PAGE_SIZE,
 				 &qdev->tx_ring_shadow_reg_dma);
@@ -2150,6 +2151,7 @@ static int ql_alloc_shadow_space(struct ql_adapter *qdev)
 			"Allocation of TX shadow space failed.\n");
 		goto err_wqp_sh_area;
 	}
+	memset(qdev->tx_ring_shadow_reg_area, 0, PAGE_SIZE);
 	return 0;
 
 err_wqp_sh_area:
-- 
1.6.0.2

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