296       int res = 0;  in sysfs_fill_slots()  local
315       if (!fgets(buf, sizeof(buf), file) || (res = sscanf(buf, "%x:%x:%x", &dom, &bus, &dev)) < 3)  in sysfs_fill_slots()
322 	  if (res != 2)  in sysfs_fill_slots()
546   int res;  in sysfs_read()  local
550   res = pread(fd, buf, len, pos);  in sysfs_read()
551   if (res < 0)  in sysfs_read()
556   else if (res != len)  in sysfs_read()
564   int res;  in sysfs_write()  local
568   res = pwrite(fd, buf, len, pos);  in sysfs_write()
569   if (res < 0)  in sysfs_write()
574   else if (res != len)  in sysfs_write()
576 …ccess->warning("sysfs_write: tried to write %d bytes at %d, but only %d succeeded", len, pos, res);  in sysfs_write()
585   int res;  in sysfs_read_vpd()  local
589   res = pread(fd, buf, len, pos);  in sysfs_read_vpd()
590   if (res < 0)  in sysfs_read_vpd()
595   else if (res != len)  in sysfs_read_vpd()