From: Amit Kumar Salecha <amit.salecha@qlogic.com>
Date: Tue, 17 Aug 2010 20:51:51 +0000 (+0000)
Subject: netxen: fix inconsistent lock state
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=4be353d5169ef2477814b35fe46734a51dcecd09;p=GitHub%2Fexynos8895%2Fandroid_kernel_samsung_universal8895.git

netxen: fix inconsistent lock state

Spin lock rds_ring->lock is used in poll routine, so other users should
use spin_lock_bh(). While posting rx buffers from netxen_nic_attach,
rds_ring->lock is not required, so cleaning it instead of fixing it by
spin_lock_bh().

Signed-off-by: Amit Kumar Salecha <amit.salecha@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/drivers/net/netxen/netxen_nic_init.c b/drivers/net/netxen/netxen_nic_init.c
index c865dda2adf1..cabae7bb1fc6 100644
--- a/drivers/net/netxen/netxen_nic_init.c
+++ b/drivers/net/netxen/netxen_nic_init.c
@@ -1805,8 +1805,6 @@ netxen_post_rx_buffers(struct netxen_adapter *adapter, u32 ringid,
 	netxen_ctx_msg msg = 0;
 	struct list_head *head;
 
-	spin_lock(&rds_ring->lock);
-
 	producer = rds_ring->producer;
 
 	head = &rds_ring->free_list;
@@ -1853,8 +1851,6 @@ netxen_post_rx_buffers(struct netxen_adapter *adapter, u32 ringid,
 					NETXEN_RCV_PRODUCER_OFFSET), msg);
 		}
 	}
-
-	spin_unlock(&rds_ring->lock);
 }
 
 static void