diff options
| author | Len Brown <len.brown@intel.com> | 2005-07-30 01:55:32 -0400 |
|---|---|---|
| committer | Len Brown <len.brown@intel.com> | 2005-07-30 01:55:32 -0400 |
| commit | adbedd34244e2b054557002817f979a9b004a405 (patch) | |
| tree | 78e4a524e84f8b3e23ae8b49ac689048584e4668 /drivers/pci/rom.c | |
| parent | d6ac1a7910d22626bc77e73db091e00b810715f4 (diff) | |
| parent | b0825488a642cadcf39709961dde61440cb0731c (diff) | |
merge 2.6.13-rc4 with ACPI's to-linus tree
Diffstat (limited to 'drivers/pci/rom.c')
| -rw-r--r-- | drivers/pci/rom.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/pci/rom.c b/drivers/pci/rom.c index 838575e3fac..713c78f3a65 100644 --- a/drivers/pci/rom.c +++ b/drivers/pci/rom.c @@ -125,7 +125,9 @@ void __iomem *pci_map_rom(struct pci_dev *pdev, size_t *size) image += readw(pds + 16) * 512; } while (!last_image); - *size = image - rom; + /* never return a size larger than the PCI resource window */ + /* there are known ROMs that get the size wrong */ + *size = min((size_t)(image - rom), *size); return rom; } |