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| author | Jeff Garzik <jgarzik@pobox.com> | 2005-08-17 00:51:31 -0400 |
|---|---|---|
| committer | Jeff Garzik <jgarzik@pobox.com> | 2005-08-17 00:51:31 -0400 |
| commit | a2e30e529a48ef4e106e405f91cf4ae525bb01c4 (patch) | |
| tree | 2def96ef17c0672c30f1a10287552978bf1d0b1c /drivers/pci/rom.c | |
| parent | edb3366703224d5d8df573ae698ccd6b488dc743 (diff) | |
| parent | 2ad56496627630ebc99f06af5f81ca23e17e014e (diff) | |
Merge /spare/repo/linux-2.6/
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 838575e3fac6..713c78f3a65d 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; } |