qlge: Clear shadow registers before use.
Signed-off-by: Ron Mercer <ron.mercer@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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 @@
"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 @@
"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: