netdev - [PATCH 2/8] netxen: fix corner cases of firmware recovery

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Message-Id: <1269437363-2606-3-git-send-email-amit.salecha@qlogic.com>
Date:	Wed, 24 Mar 2010 06:29:17 -0700
From:	Amit Kumar Salecha <amit.salecha@...gic.com>
To:	davem@...emloft.net
Cc:	netdev@...r.kernel.org, ameen.rahman@...gic.com
Subject: [PATCH 2/8] netxen: fix corner cases of firmware recovery

Signed-off-by: Amit Kumar Salecha <amit.salecha@...gic.com>

o DEV_NEED_RESET state was not handled during fw intialization phase.
o nx_decr_dev_ref_cnt() can return error, if fail to grab pcie seamphore.
---
 drivers/net/netxen/netxen_nic_main.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/drivers/net/netxen/netxen_nic_main.c b/drivers/net/netxen/netxen_nic_main.c
index 9a7a0f3..4c9caea 100644
--- a/drivers/net/netxen/netxen_nic_main.c
+++ b/drivers/net/netxen/netxen_nic_main.c
@@ -2294,6 +2294,7 @@ netxen_fwinit_work(struct work_struct *work)
 		}
 		break;
 
+	case NX_DEV_NEED_RESET:
 	case NX_DEV_INITALIZING:
 		if (++adapter->fw_wait_cnt < FW_POLL_THRESH) {
 			netxen_schedule_work(adapter,
@@ -2337,6 +2338,9 @@ netxen_detach_work(struct work_struct *work)
 
 	ref_cnt = nx_decr_dev_ref_cnt(adapter);
 
+	if (ref_cnt == -EIO)
+		goto err_ret;
+
 	delay = (ref_cnt == 0) ? 0 : (2 * FW_POLL_DELAY);
 
 	adapter->fw_wait_cnt = 0;
-- 
1.6.0.2

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