AcoSail/kernel_optimize_test
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qlge: Protect reset recovery with rtnl_lock().

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Move the call to rtnl_lock() to before the internal call to
ql_adapter_down()/ql_adapter_up().  This prevents collisions that can
happen when recovering from an asic error.

Signed-off-by: Ron Mercer <ron.mercer@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Ron Mercer 2009-09-29 08:39:24 +00:00 committed by David S. Miller
parent 06a49f7280
commit f2c0d8df05
1 changed files with 3 additions and 3 deletions
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6
drivers/net/qlge/qlge_main.c
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@ -3703,7 +3703,7 @@ static void ql_asic_reset_work(struct work_struct *work)
struct ql_adapter *qdev =
container_of(work, struct ql_adapter, asic_reset_work.work);
int status;
rtnl_lock();
status = ql_adapter_down(qdev);
if (status)
goto error;
@ -3711,12 +3711,12 @@ static void ql_asic_reset_work(struct work_struct *work)
status = ql_adapter_up(qdev);
if (status)
goto error;
rtnl_unlock();
return;
error:
QPRINTK(qdev, IFUP, ALERT,
"Driver up/down cycle failed, closing device\n");
rtnl_lock();
set_bit(QL_ADAPTER_UP, &qdev->flags);
dev_close(qdev->ndev);
rtnl_unlock();