if (device->uevent_loaded || device->sealed)
return 0;
+ device->uevent_loaded = true;
+
r = sd_device_get_syspath(device, &syspath);
if (r < 0)
return r;
if (r == -EACCES)
/* empty uevent files may be write-only */
return 0;
+ else if (r == -ENOENT)
+ /* some devices may not have uevent files, see set_syspath() */
+ return 0;
else if (r < 0) {
log_debug("sd-device: failed to read uevent file '%s': %s", path, strerror(-r));
return r;
log_debug("sd-device: could not set 'MAJOR=%s' or 'MINOR=%s' from '%s': %s", major, minor, path, strerror(-r));
}
- device->uevent_loaded = true;
-
return 0;
}
streq(subsystem, "block") ? 'b' : 'c',
major(devnum), minor(devnum));
if (r < 0)
- return -errno;
+ return -ENOMEM;
} else if (ifindex > 0) {
/* use netdev ifindex -- n3 */
r = asprintf(&id, "n%u", ifindex);
if (r < 0)
- return -errno;
+ return -ENOMEM;
} else {
/* use $subsys:$sysname -- pci:0000:00:1f.2
* sysname() has '!' translated, get it from devpath
r = asprintf(&id, "+%s:%s", subsystem, sysname);
if (r < 0)
- return -errno;
+ return -ENOMEM;
}
device->id_filename = id;
return 0;
}
-static int device_read_db(sd_device *device) {
+int device_read_db_aux(sd_device *device, bool force) {
_cleanup_free_ char *db = NULL;
char *path;
const char *id, *value;
INVALID_LINE,
} state = PRE_KEY;
- if (device->db_loaded || device->sealed)
+ if (device->db_loaded || (!force && device->sealed))
return 0;
+ device->db_loaded = true;
+
r = device_get_id_filename(device, &id);
if (r < 0)
return r;
}
}
- device->db_loaded = true;
-
return 0;
}
+static int device_read_db(sd_device *device) {
+ return device_read_db_aux(device, false);
+}
+
_public_ int sd_device_get_is_initialized(sd_device *device, int *initialized) {
int r;