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report: fix segfault

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Commit f4b30b0dae which was about displaying visible
LV size when reshape space is allocated did not account
for undefined first lv segment.
This commit is contained in:
Heinz Mauelshagen 2017-03-08 18:31:20 +01:00
parent 11f1556d5d
commit 7f25fbe154
1 changed files with 1 additions and 1 deletions
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lib/report/report.c
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@ -2304,7 +2304,7 @@ static int _lv_size_disp(struct dm_report *rh, struct dm_pool *mem,
const struct lv_segment *seg = first_seg(lv);
uint64_t size = lv->le_count;
if (!lv_is_raid_image(lv))
if (seg && !lv_is_raid_image(lv))
size -= seg->reshape_len * (seg->area_count > 2 ? seg->area_count : 1);
size *= lv->vg->extent_size;