diff options
-rw-r--r-- | drivers/pci/rom.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/pci/rom.c b/drivers/pci/rom.c index 946795fc0071..3a33f5ce314a 100644 --- a/drivers/pci/rom.c +++ b/drivers/pci/rom.c @@ -108,6 +108,12 @@ size_t pci_get_rom_size(struct pci_dev *pdev, void __iomem *rom, size_t size) /* Avoid iterating through memory outside the resource window */ if (image >= rom + size) break; + if (!last_image) { + if (readw(image) != 0xAA55) { + pci_info(pdev, "No more image in the PCI ROM\n"); + break; + } + } } while (length && !last_image); /* never return a size larger than the PCI resource window */ |