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coverity: Fixes for recent changes.

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This commit is contained in:
Alasdair G Kergon 2016-07-06 16:09:32 +01:00
parent a497b95db1
commit c1a66d4fc6
2 changed files with 23 additions and 8 deletions
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5
lib/cache/lvmetad.c vendored
View File

@ -879,7 +879,8 @@ static int _pv_populate_lvmcache(struct cmd_context *cmd,
if (!id_read_format(&vgid, vgid_txt))
return_0;
} else
strcpy((char*)&vgid, fmt->orphan_vg_name);
/* NB uuid is short and NUL-terminated. */
(void) dm_strncpy((char*)&vgid, fmt->orphan_vg_name, sizeof(vgid));
if (!vgname)
vgname = fmt->orphan_vg_name;
@ -1245,7 +1246,7 @@ int lvmetad_vg_update_finish(struct volume_group *vg)
dm_hash_get_first(vg->fid->metadata_areas_index) : NULL;
while (n) {
mda = dm_hash_get_data(vg->fid->metadata_areas_index, n);
strcpy(mda_id, dm_hash_get_key(vg->fid->metadata_areas_index, n));
(void) dm_strncpy(mda_id, dm_hash_get_key(vg->fid->metadata_areas_index, n), sizeof(mda_id));
if ((num = strchr(mda_id, '_'))) {
*num = 0;
++num;

26
lib/metadata/raid_manip.c
View File

@ -1578,7 +1578,12 @@ static uint32_t _min_sublv_area_at_le(struct lv_segment *seg, uint32_t area_le)
/* Find smallest segment of each of the data image LVs at offset area_le */
for (s = 0; s < seg->area_count; s++) {
seg1 = find_seg_by_le(seg_lv(seg, s), area_le);
if (!(seg1 = find_seg_by_le(seg_lv(seg, s), area_le))) {
log_error("Failed to find segment for %s extent %" PRIu32,
seg_lv(seg, s)->name, area_le);
return 0;
}
area_len = min(area_len, seg1->len);
}
@ -1734,7 +1739,8 @@ static int _raid0_to_striped_retrieve_segments_and_lvs(struct logical_volume *lv
*/
area_le = le = 0;
while (le < lv->le_count) {
area_len = _min_sublv_area_at_le(seg, area_le);
if (!(area_len = _min_sublv_area_at_le(seg, area_le)))
return_0;
area_le += area_len;
if (!_split_area_lvs_segments(seg, area_le) ||
@ -1748,7 +1754,11 @@ static int _raid0_to_striped_retrieve_segments_and_lvs(struct logical_volume *lv
area_le = 0;
dm_list_iterate_items(seg_to, &new_segments) {
for (s = 0; s < seg->area_count; s++) {
data_seg = find_seg_by_le(seg_lv(seg, s), area_le);
if (!(data_seg = find_seg_by_le(seg_lv(seg, s), area_le))) {
log_error("Failed to find segment for %s extent %" PRIu32,
seg_lv(seg, s)->name, area_le);
return 0;
}
/* Move the respective area across to our new segments area */
if (!move_lv_segment_area(seg_to, s, data_seg, 0))
@ -1816,10 +1826,14 @@ static int _eliminate_extracted_lvs_optional_write_vg(struct volume_group *vg,
if (!_deactivate_and_remove_lvs(vg, removal_lvs))
return_0;
dm_list_init(removal_lvs);
/* Wait for events following any deactivation. */
sync_local_dev_names(vg->cmd);
if (!sync_local_dev_names(vg->cmd)) {
log_error("Failed to sync local devices after removing %u LVs in VG %s.",
dm_list_size(removal_lvs), vg->name);
return 0;
}
dm_list_init(removal_lvs);
if (vg_write_requested && !_vg_write_commit_backup(vg))
return_0;