{
int r = -EINVAL, argc;
char **argv;
- struct dm_target *tgt;
+ struct dm_target *ti;
if (t->singleton) {
DMERR("%s: target type %s must appear alone in table",
BUG_ON(t->num_targets >= t->num_allocated);
- tgt = t->targets + t->num_targets;
- memset(tgt, 0, sizeof(*tgt));
+ ti = t->targets + t->num_targets;
+ memset(ti, 0, sizeof(*ti));
if (!len) {
DMERR("%s: zero-length target", dm_device_name(t->md));
return -EINVAL;
}
- tgt->type = dm_get_target_type(type);
- if (!tgt->type) {
+ ti->type = dm_get_target_type(type);
+ if (!ti->type) {
DMERR("%s: %s: unknown target type", dm_device_name(t->md), type);
return -EINVAL;
}
- if (dm_target_needs_singleton(tgt->type)) {
+ if (dm_target_needs_singleton(ti->type)) {
if (t->num_targets) {
- tgt->error = "singleton target type must appear alone in table";
+ ti->error = "singleton target type must appear alone in table";
goto bad;
}
t->singleton = true;
}
- if (dm_target_always_writeable(tgt->type) && !(t->mode & FMODE_WRITE)) {
- tgt->error = "target type may not be included in a read-only table";
+ if (dm_target_always_writeable(ti->type) && !(t->mode & FMODE_WRITE)) {
+ ti->error = "target type may not be included in a read-only table";
goto bad;
}
if (t->immutable_target_type) {
- if (t->immutable_target_type != tgt->type) {
- tgt->error = "immutable target type cannot be mixed with other target types";
+ if (t->immutable_target_type != ti->type) {
+ ti->error = "immutable target type cannot be mixed with other target types";
goto bad;
}
- } else if (dm_target_is_immutable(tgt->type)) {
+ } else if (dm_target_is_immutable(ti->type)) {
if (t->num_targets) {
- tgt->error = "immutable target type cannot be mixed with other target types";
+ ti->error = "immutable target type cannot be mixed with other target types";
goto bad;
}
- t->immutable_target_type = tgt->type;
+ t->immutable_target_type = ti->type;
}
- if (dm_target_has_integrity(tgt->type))
+ if (dm_target_has_integrity(ti->type))
t->integrity_added = 1;
- tgt->table = t;
- tgt->begin = start;
- tgt->len = len;
- tgt->error = "Unknown error";
+ ti->table = t;
+ ti->begin = start;
+ ti->len = len;
+ ti->error = "Unknown error";
/*
* Does this target adjoin the previous one ?
*/
- if (!adjoin(t, tgt)) {
- tgt->error = "Gap in table";
+ if (!adjoin(t, ti)) {
+ ti->error = "Gap in table";
goto bad;
}
r = dm_split_args(&argc, &argv, params);
if (r) {
- tgt->error = "couldn't split parameters";
+ ti->error = "couldn't split parameters";
goto bad;
}
- r = tgt->type->ctr(tgt, argc, argv);
+ r = ti->type->ctr(ti, argc, argv);
kfree(argv);
if (r)
goto bad;
- t->highs[t->num_targets++] = tgt->begin + tgt->len - 1;
+ t->highs[t->num_targets++] = ti->begin + ti->len - 1;
- if (!tgt->num_discard_bios && tgt->discards_supported)
+ if (!ti->num_discard_bios && ti->discards_supported)
DMWARN("%s: %s: ignoring discards_supported because num_discard_bios is zero.",
dm_device_name(t->md), type);
- if (tgt->limit_swap_bios && !static_key_enabled(&swap_bios_enabled.key))
+ if (ti->limit_swap_bios && !static_key_enabled(&swap_bios_enabled.key))
static_branch_enable(&swap_bios_enabled);
return 0;
bad:
- DMERR("%s: %s: %s (%pe)", dm_device_name(t->md), type, tgt->error, ERR_PTR(r));
- dm_put_target_type(tgt->type);
+ DMERR("%s: %s: %s (%pe)", dm_device_name(t->md), type, ti->error, ERR_PTR(r));
+ dm_put_target_type(ti->type);
return r;
}