diff options
| author |   Matt Carlson <mcarlson@broadcom.com> | 2010-02-26 14:04:42 +0000 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2010-02-28 00:43:32 -0800 |
| commit | e1d5bdabb94da89bdb3c3f2ee105cf61fca88ec8 (patch) | |
| tree | bc5b86b19bc49ace2df10ed9e7ba7d1ca2b74d33 /drivers/net/bnx2.c | |
| parent | pci: Add helper to find a VPD resource data type (diff) | |
| download | linux-dev-e1d5bdabb94da89bdb3c3f2ee105cf61fca88ec8.tar.xz linux-dev-e1d5bdabb94da89bdb3c3f2ee105cf61fca88ec8.zip | |
pci: Add VPD information field helper functions
This patch adds a preprocessor constant to describe the PCI VPD
information field header size and an inline function to extract the
size of the information field itself.
Signed-off-by: Matt Carlson <mcarlson@broadcom.com>
Signed-off-by: Michael Chan <mchan@broadcom.com>
Acked-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/bnx2.c')
| -rw-r--r-- | drivers/net/bnx2.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/drivers/net/bnx2.c b/drivers/net/bnx2.c index fd43feb5a350..b808707f83ff 100644 --- a/drivers/net/bnx2.c +++ b/drivers/net/bnx2.c @@ -7784,14 +7784,15 @@ bnx2_read_vpd_fw_ver(struct bnx2 *bp) goto vpd_done; while (i < (block_end - 2)) { - int len = data[i + 2]; + int len = pci_vpd_info_field_size(&data[i]); - if (i + 3 + len > block_end) + if (i + PCI_VPD_INFO_FLD_HDR_SIZE + len > block_end) goto vpd_done; if (data[i] == 'M' && data[i + 1] == 'N') { if (len != 4 || - memcmp(&data[i + 3], "1028", 4)) + memcmp(&data[i + PCI_VPD_INFO_FLD_HDR_SIZE], + "1028", 4)) goto vpd_done; mn_match = true; @@ -7800,9 +7801,9 @@ bnx2_read_vpd_fw_ver(struct bnx2 *bp) goto vpd_done; v0_len = len; - v0_str = &data[i + 3]; + v0_str = &data[i + PCI_VPD_INFO_FLD_HDR_SIZE]; } - i += 3 + len; + i += PCI_VPD_INFO_FLD_HDR_SIZE + len; if (mn_match && v0_str) { memcpy(bp->fw_version, v0_str, v0_len); |