提交 df25bc38 编写于 作者: M Matt Carlson 提交者: David S. Miller

bnx2: 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: NMatt Carlson <mcarlson@broadcom.com>
Acked-by: NJesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
上级 4067a854
......@@ -7743,10 +7743,9 @@ bnx2_get_pci_speed(struct bnx2 *bp)
static void __devinit
bnx2_read_vpd_fw_ver(struct bnx2 *bp)
{
int rc, i, v0_len = 0;
int rc, i, j;
u8 *data;
u8 *v0_str = NULL;
bool mn_match = false;
unsigned int block_end, rosize, len;
#define BNX2_VPD_NVRAM_OFFSET 0x300
#define BNX2_VPD_LEN 128
......@@ -7768,57 +7767,42 @@ bnx2_read_vpd_fw_ver(struct bnx2 *bp)
data[i + 3] = data[i + BNX2_VPD_LEN];
}
for (i = 0; i <= BNX2_VPD_LEN - 3; ) {
int j;
unsigned int block_end, rosize;
i = pci_vpd_find_tag(data, i, BNX2_VPD_LEN,
PCI_VPD_LRDT_RO_DATA);
if (i < 0)
break;
rosize = pci_vpd_lrdt_size(&data[i]);
block_end = i + PCI_VPD_LRDT_TAG_SIZE + rosize;
i += PCI_VPD_LRDT_TAG_SIZE;
if (block_end > BNX2_VPD_LEN)
goto vpd_done;
i = pci_vpd_find_tag(data, 0, BNX2_VPD_LEN, PCI_VPD_LRDT_RO_DATA);
if (i < 0)
goto vpd_done;
j = pci_vpd_find_info_keyword(data, i, rosize,
PCI_VPD_RO_KEYWORD_MFR_ID);
if (j > 0) {
int len = pci_vpd_info_field_size(&data[j]);
rosize = pci_vpd_lrdt_size(&data[i]);
i += PCI_VPD_LRDT_TAG_SIZE;
block_end = i + rosize;
if (j + PCI_VPD_INFO_FLD_HDR_SIZE + len > block_end ||
len != 4 ||
memcmp(&data[j + PCI_VPD_INFO_FLD_HDR_SIZE],
"1028", 4))
goto vpd_done;
if (block_end > BNX2_VPD_LEN)
goto vpd_done;
mn_match = true;
}
j = pci_vpd_find_info_keyword(data, i, rosize,
PCI_VPD_RO_KEYWORD_MFR_ID);
if (j < 0)
goto vpd_done;
j = pci_vpd_find_info_keyword(data, i, rosize,
PCI_VPD_RO_KEYWORD_VENDOR0);
if (j > 0) {
int len = pci_vpd_info_field_size(&data[j]);
len = pci_vpd_info_field_size(&data[j]);
j += PCI_VPD_INFO_FLD_HDR_SIZE;
if (j + len > block_end || len > BNX2_MAX_VER_SLEN)
goto vpd_done;
j += PCI_VPD_INFO_FLD_HDR_SIZE;
if (j + len > block_end || len != 4 ||
memcmp(&data[j], "1028", 4))
goto vpd_done;
v0_len = len;
v0_str = &data[j];
}
j = pci_vpd_find_info_keyword(data, i, rosize,
PCI_VPD_RO_KEYWORD_VENDOR0);
if (j < 0)
goto vpd_done;
if (mn_match && v0_str) {
memcpy(bp->fw_version, v0_str, v0_len);
bp->fw_version[v0_len] = ' ';
goto vpd_done;
}
len = pci_vpd_info_field_size(&data[j]);
j += PCI_VPD_INFO_FLD_HDR_SIZE;
if (j + len > block_end || len > BNX2_MAX_VER_SLEN)
goto vpd_done;
}
memcpy(bp->fw_version, &data[j], len);
bp->fw_version[len] = ' ';
vpd_done:
kfree(data);
......
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