diff options
Diffstat (limited to 'src/device/pciexp_device.c')
| -rw-r--r-- | src/device/pciexp_device.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/device/pciexp_device.c b/src/device/pciexp_device.c index c03c224003d6..ac4e668f08a3 100644 --- a/src/device/pciexp_device.c +++ b/src/device/pciexp_device.c @@ -15,6 +15,9 @@ static unsigned int pciexp_get_ext_cap_offset(const struct device *dev, unsigned unsigned int next_cap_offset, this_cap, cafe; do { this_cap = pci_read_config32(dev, this_cap_offset); + /* Bail out when this request is unsupported */ + if (this_cap == 0xffffffff) + break; cafe = pci_read_config32(dev, this_cap_offset + 4); if ((this_cap & 0xffff) == cap) { return this_cap_offset; |