pci_free_consistent(dev->pdev, sizeof(struct POSTSTATUS),
post, paddr);
if (likely((buffer[0] == '0') && ((buffer[1] == 'x') || (buffer[1] == 'X')))) {
- ret = (buffer[2] <= '9') ? (buffer[2] - '0') : (buffer[2] - 'A' + 10);
- ret <<= 4;
- ret += (buffer[3] <= '9') ? (buffer[3] - '0') : (buffer[3] - 'A' + 10);
+ ret = (hex_to_bin(buffer[2]) << 4) +
+ hex_to_bin(buffer[3]);
}
pci_free_consistent(dev->pdev, 512, buffer, baddr);
return ret;