tg3: Remove now useless VPD code

Now that the VPD searching code is abstracted away, the outer loop used
to detect the read-only large resource data type section is useless.

Signed-off-by: Matt Carlson <mcarlson@broadcom.com>
Acked-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index 204c565..0fa7688 100644 (file)
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -12547,7 +12547,8 @@ skip_phy_reset:
 static void __devinit tg3_read_partno(struct tg3 *tp)
 {
        unsigned char vpd_data[TG3_NVM_VPD_LEN];   /* in little-endian format */
-       int i;
+       unsigned int block_end, rosize, len;
+       int i = 0;
        u32 magic;
 
        if ((tp->tg3_flags3 & TG3_FLG3_NO_NVRAM) ||
@@ -12569,7 +12570,7 @@ static void __devinit tg3_read_partno(struct tg3 *tp)
                }
        } else {
                ssize_t cnt;
-               unsigned int pos = 0, i = 0;
+               unsigned int pos = 0;
 
                for (; pos < TG3_NVM_VPD_LEN && i < 3; i++, pos += cnt) {
                        cnt = pci_read_vpd(tp->pdev, pos,
@@ -12584,40 +12585,33 @@ static void __devinit tg3_read_partno(struct tg3 *tp)
                        goto out_not_found;
        }
 
-       /* Now parse and find the part number. */
-       for (i = 0; i < TG3_NVM_VPD_LEN - 2; ) {
-               unsigned int block_end, rosize;
+       i = pci_vpd_find_tag(vpd_data, 0, TG3_NVM_VPD_LEN,
+                            PCI_VPD_LRDT_RO_DATA);
+       if (i < 0)
+               goto out_not_found;
 
-               i = pci_vpd_find_tag(vpd_data, i, TG3_NVM_VPD_LEN,
-                                    PCI_VPD_LRDT_RO_DATA);
-               if (i < 0)
-                       break;
+       rosize = pci_vpd_lrdt_size(&vpd_data[i]);
+       block_end = i + PCI_VPD_LRDT_TAG_SIZE + rosize;
+       i += PCI_VPD_LRDT_TAG_SIZE;
 
-               rosize = pci_vpd_lrdt_size(&vpd_data[i]);
-               block_end = i + PCI_VPD_LRDT_TAG_SIZE + rosize;
-               i += PCI_VPD_LRDT_TAG_SIZE;
+       if (block_end > TG3_NVM_VPD_LEN)
+               goto out_not_found;
 
-               if (block_end > TG3_NVM_VPD_LEN)
-                       goto out_not_found;
+       i = pci_vpd_find_info_keyword(vpd_data, i, rosize,
+                                     PCI_VPD_RO_KEYWORD_PARTNO);
+       if (i < 0)
+               goto out_not_found;
 
-               i = pci_vpd_find_info_keyword(vpd_data, i, rosize,
-                                             PCI_VPD_RO_KEYWORD_PARTNO);
-               if (i > 0) {
-                       u8 len = pci_vpd_info_field_size(&vpd_data[i]);
+       len = pci_vpd_info_field_size(&vpd_data[i]);
 
-                       i += PCI_VPD_INFO_FLD_HDR_SIZE;
-                       if (len > TG3_BPN_SIZE ||
-                           (len + i) > TG3_NVM_VPD_LEN)
-                               break;
-
-                       memcpy(tp->board_part_number, &vpd_data[i], len);
+       i += PCI_VPD_INFO_FLD_HDR_SIZE;
+       if (len > TG3_BPN_SIZE ||
+           (len + i) > TG3_NVM_VPD_LEN)
+               goto out_not_found;
 
-                       return;
-               }
+       memcpy(tp->board_part_number, &vpd_data[i], len);
 
-               /* Part number not found. */
-               goto out_not_found;
-       }
+       return;
 
 out_not_found:
        if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906)