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Explicitely check list size of segments

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instead of checking for NULL from last_seg and first_seg.
This commit is contained in:
Zdenek Kabelac 2012-02-28 10:08:20 +00:00
parent c3cb4bb872
commit 9cdfa9e854
1 changed files with 3 additions and 2 deletions
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5
lib/metadata/lv_manip.c
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@ -2093,7 +2093,8 @@ int lv_add_virtual_segment(struct logical_volume *lv, uint64_t status,
}
}
if ((seg = last_seg(lv)) && (seg->segtype == segtype)) {
if (!dm_list_empty(&lv->segments) &&
(seg = last_seg(lv)) && (seg->segtype == segtype)) {
seg->area_len += extents;
seg->len += extents;
} else {
@ -2411,7 +2412,7 @@ static int _lv_insert_empty_sublvs(struct logical_volume *lv,
char img_name[len];
struct lv_segment *mapseg;
if (lv->le_count || first_seg(lv)) {
if (lv->le_count || !dm_list_empty(&lv->segments)) {
log_error(INTERNAL_ERROR
"Non-empty LV passed to _lv_insert_empty_sublv");
return 0;