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vgextend: check missing device during block size check

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Checking the block size when a device is missing could
trigger a segfault.
This commit is contained in:
David Teigland 2019-09-03 10:07:56 -05:00
parent 7cfbf3a394
commit 98d420200e
1 changed files with 3 additions and 0 deletions
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3
lib/metadata/metadata.c
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@ -769,6 +769,9 @@ int vg_extend_each_pv(struct volume_group *vg, struct pvcreate_params *pp)
logical_block_size = 0;
physical_block_size = 0;
if (!pvl->pv->dev)
continue;
if (!dev_get_direct_block_sizes(pvl->pv->dev, &physical_block_size, &logical_block_size))
continue;