diff options
Diffstat (limited to 'common/cmd_pci.c')
| -rw-r--r-- | common/cmd_pci.c | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/common/cmd_pci.c b/common/cmd_pci.c index e3a77e3..dcecef8 100644 --- a/common/cmd_pci.c +++ b/common/cmd_pci.c @@ -48,6 +48,7 @@ void pciinfo(int BusNum, int ShortPCIListing) unsigned char HeaderType; unsigned short VendorID; pci_dev_t dev; + int ret; if (!hose) return; @@ -74,7 +75,10 @@ void pciinfo(int BusNum, int ShortPCIListing) if (pci_skip_dev(hose, dev)) continue; - pci_read_config_word(dev, PCI_VENDOR_ID, &VendorID); + ret = pci_read_config_word(dev, PCI_VENDOR_ID, + &VendorID); + if (ret) + goto error; if ((VendorID == 0xFFFF) || (VendorID == 0x0000)) continue; @@ -91,8 +95,12 @@ void pciinfo(int BusNum, int ShortPCIListing) BusNum, Device, Function); pci_header_show(dev); } - } - } + } + } + + return; +error: + printf("Cannot read bus configuration: %d\n", ret); } |