netxen: trivial register access cleanup

Remove unnecessary length parameter since it's always 4 bytes.

Signed-off-by: Dhananjay Phadke <dhananjay@netxen.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/netxen/netxen_nic_hw.c b/drivers/net/netxen/netxen_nic_hw.c
index 86c9e78ec39ee72a2974acab4177a4376fa4ad01..42ffb825ebf1aa011aa431cfcf28d94d64e0f936 100644 (file)
--- a/drivers/net/netxen/netxen_nic_hw.c
+++ b/drivers/net/netxen/netxen_nic_hw.c
@@ -914,17 +914,15 @@ netxen_nic_pci_change_crbwindow_128M(struct netxen_adapter *adapter, u32 wndw)
  * In: 'off' is offset from base in 128M pci map
  */
 static int
-netxen_nic_pci_get_crb_addr_2M(struct netxen_adapter *adapter,
-               ulong *off, int len)
+netxen_nic_pci_get_crb_addr_2M(struct netxen_adapter *adapter, ulong *off)
 {
-       unsigned long end = *off + len;
        crb_128M_2M_sub_block_map_t *m;
 
 
        if (*off >= NETXEN_CRB_MAX)
                return -1;
 
-       if (*off >= NETXEN_PCI_CAMQM && (end <= NETXEN_PCI_CAMQM_2M_END)) {
+       if (*off >= NETXEN_PCI_CAMQM && (*off < NETXEN_PCI_CAMQM_2M_END)) {
                *off = (*off - NETXEN_PCI_CAMQM) + NETXEN_PCI_CAMQM_2M_BASE +
                        (ulong)adapter->ahw.pci_base0;
                return 0;
@@ -934,14 +932,13 @@ netxen_nic_pci_get_crb_addr_2M(struct netxen_adapter *adapter,
                return -1;
 
        *off -= NETXEN_PCI_CRBSPACE;
-       end = *off + len;
 
        /*
         * Try direct map
         */
        m = &crb_128M_2M_map[CRB_BLK(*off)].sub_block[CRB_SUBBLK(*off)];
 
-       if (m->valid && (m->start_128M <= *off) && (m->end_128M >= end)) {
+       if (m->valid && (m->start_128M <= *off) && (m->end_128M > *off)) {
                *off = *off + m->start_2M - m->start_128M +
                        (ulong)adapter->ahw.pci_base0;
                return 0;
@@ -1036,7 +1033,7 @@ netxen_nic_hw_write_wx_2M(struct netxen_adapter *adapter, ulong off, u32 data)
        unsigned long flags = 0;
        int rv;
 
-       rv = netxen_nic_pci_get_crb_addr_2M(adapter, &off, 4);
+       rv = netxen_nic_pci_get_crb_addr_2M(adapter, &off);
 
        if (rv == -1) {
                printk(KERN_ERR "%s: invalid offset: 0x%016lx\n",
@@ -1066,7 +1063,7 @@ netxen_nic_hw_read_wx_2M(struct netxen_adapter *adapter, ulong off)
        int rv;
        u32 data;
 
-       rv = netxen_nic_pci_get_crb_addr_2M(adapter, &off, 4);
+       rv = netxen_nic_pci_get_crb_addr_2M(adapter, &off);
 
        if (rv == -1) {
                printk(KERN_ERR "%s: invalid offset: 0x%016lx\n",