netxen: Error return off by one for XG port.

There are  NETXEN_NIU_MAX_XG_PORTS ports.
Port indexing starts from zero.
Hence we should also return error for  'port == NETXEN_NIU_MAX_XG_PORTS'.

Signed-off-by: Santosh Nayak <santoshprasadnayak@gmail.com>

diff --git a/drivers/net/ethernet/qlogic/netxen/netxen_nic_ethtool.c b/drivers/net/ethernet/qlogic/netxen/netxen_nic_ethtool.c
index d4f179f96dcb4d292c5968f56ab6c7bd0a7dec5b..9103e3e36c287476cd28801fc60d605ee761e392 100644 (file)
--- a/drivers/net/ethernet/qlogic/netxen/netxen_nic_ethtool.c
+++ b/drivers/net/ethernet/qlogic/netxen/netxen_nic_ethtool.c
@@ -511,7 +511,7 @@ netxen_nic_get_pauseparam(struct net_device *dev,
                                break;
                }
        } else if (adapter->ahw.port_type == NETXEN_NIC_XGBE) {
-               if ((port < 0) || (port > NETXEN_NIU_MAX_XG_PORTS))
+               if ((port < 0) || (port >= NETXEN_NIU_MAX_XG_PORTS))
                        return;
                pause->rx_pause = 1;
                val = NXRD32(adapter, NETXEN_NIU_XG_PAUSE_CTL);
@@ -577,7 +577,7 @@ netxen_nic_set_pauseparam(struct net_device *dev,
                }
                NXWR32(adapter, NETXEN_NIU_GB_PAUSE_CTL, val);
        } else if (adapter->ahw.port_type == NETXEN_NIC_XGBE) {
-               if ((port < 0) || (port > NETXEN_NIU_MAX_XG_PORTS))
+               if ((port < 0) || (port >= NETXEN_NIU_MAX_XG_PORTS))
                        return -EIO;
                val = NXRD32(adapter, NETXEN_NIU_XG_PAUSE_CTL);
                if (port == 0) {

diff --git a/drivers/net/ethernet/qlogic/netxen/netxen_nic_hw.c b/drivers/net/ethernet/qlogic/netxen/netxen_nic_hw.c
index de96a948bb7fa68383047c7b26b71331f0844eb2..946160fa5843fd9b07f16d09253e7ce65c05ddef 100644 (file)
--- a/drivers/net/ethernet/qlogic/netxen/netxen_nic_hw.c
+++ b/drivers/net/ethernet/qlogic/netxen/netxen_nic_hw.c
@@ -365,7 +365,7 @@ static int netxen_niu_disable_xg_port(struct netxen_adapter *adapter)
        if (NX_IS_REVISION_P3(adapter->ahw.revision_id))
                return 0;
 
-       if (port > NETXEN_NIU_MAX_XG_PORTS)
+       if (port >= NETXEN_NIU_MAX_XG_PORTS)
                return -EINVAL;
 
        mac_cfg = 0;
@@ -392,7 +392,7 @@ static int netxen_p2_nic_set_promisc(struct netxen_adapter *adapter, u32 mode)
        u32 port = adapter->physical_port;
        u16 board_type = adapter->ahw.board_type;
 
-       if (port > NETXEN_NIU_MAX_XG_PORTS)
+       if (port >= NETXEN_NIU_MAX_XG_PORTS)
                return -EINVAL;
 
        mac_cfg = NXRD32(adapter, NETXEN_NIU_XGE_CONFIG_0 + (0x10000 * port));