diff options
Diffstat (limited to 'drivers/net/netxen/netxen_nic_init.c')
| -rw-r--r-- | drivers/net/netxen/netxen_nic_init.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/net/netxen/netxen_nic_init.c b/drivers/net/netxen/netxen_nic_init.c index f8164345e3b3..72aba634554a 100644 --- a/drivers/net/netxen/netxen_nic_init.c +++ b/drivers/net/netxen/netxen_nic_init.c @@ -955,6 +955,7 @@ int netxen_process_cmd_ring(struct netxen_adapter *adapter) int done = 0; last_consumer = adapter->last_cmd_consumer; + barrier(); /* cmd_consumer can change underneath */ consumer = le32_to_cpu(*(adapter->cmd_consumer)); while (last_consumer != consumer) { @@ -1005,6 +1006,7 @@ int netxen_process_cmd_ring(struct netxen_adapter *adapter) * There is still a possible race condition and the host could miss an * interrupt. The card has to take care of this. */ + barrier(); /* cmd_consumer can change underneath */ consumer = le32_to_cpu(*(adapter->cmd_consumer)); done = (last_consumer == consumer); |