From a41c059741570779c0254a3a1aa4da3baa463d7c Mon Sep 17 00:00:00 2001
From: Yi Zou <yi.zou@intel.com>
Date: Tue, 16 Nov 2010 19:27:13 -0800
Subject: [PATCH] ixgbe: avoid doing FCoE DDP when adapter is DOWN or RESETTING
There is no point to allow incoming DDP requests from the upper layer stack if
the adapter is going down or being reset.
Signed-off-by: Yi Zou <yi.zou@intel.com>
Tested-by: Ross Brattain <ross.b.brattain@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
---
drivers/net/ixgbe/ixgbe_fcoe.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/drivers/net/ixgbe/ixgbe_fcoe.c b/drivers/net/ixgbe/ixgbe_fcoe.c
index 05efa6a8ce8e..07346b8ebb04 100644
--- a/drivers/net/ixgbe/ixgbe_fcoe.c
+++ b/drivers/net/ixgbe/ixgbe_fcoe.c
@@ -168,6 +168,11 @@ int ixgbe_fcoe_ddp_get(struct net_device *netdev, u16 xid,
return 0;
}
+ /* no DDP if we are already down or resetting */
+ if (test_bit(__IXGBE_DOWN, &adapter->state) ||
+ test_bit(__IXGBE_RESETTING, &adapter->state))
+ return 0;
+
fcoe = &adapter->fcoe;
if (!fcoe->pool) {
e_warn(drv, "xid=0x%x no ddp pool for fcoe\n", xid);
--
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