{
u8 *rel_path = 0, *abs_path = 0, *link_path = 0;
unformat_input_t input;
- u32 fd = open (sysfs_pci_dev_path, O_RDONLY);
- u32 size = 0;
+ int fd = open (sysfs_pci_dev_path, O_RDONLY);
+ ssize_t size = 0;
u32 domain = 0, bus;
clib_error_t *err = NULL;