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| author | Jeff Garzik <jgarzik@pobox.com> | 2005-08-29 16:40:27 -0400 |
|---|---|---|
| committer | Jeff Garzik <jgarzik@pobox.com> | 2005-08-29 16:40:27 -0400 |
| commit | c1b054d03f5b31c33eaa0b267c629b118eaf3790 (patch) | |
| tree | 9333907ca767be24fcb3667877242976c3e3c8dd /drivers/pci/rom.c | |
| parent | 559fb51ba7e66fe298b8355fabde1275b7def35f (diff) | |
| parent | bf4e70e54cf31dcca48d279c7f7e71328eebe749 (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; } |