proxmox-mirrors/grub2
1
0
Fork 0
mirror of https://git.proxmox.com/git/grub2 synced 2025-07-17 20:48:45 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

disk/lvm: Do not allow a LV to be it's own segment's node's LV

Browse Source 
This prevents infinite recursion in the diskfilter verification code.

Signed-off-by: Daniel Axtens <dja@axtens.net>
Reviewed-by: Daniel Kiper <daniel.kiper@oracle.com>
This commit is contained in:
Daniel Axtens 2021-01-22 14:42:21 +11:00 committed by Daniel Kiper
parent 7012936847
commit e18a000738
1 changed files with 7 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
grub-core/disk/lvm.c
View File

@ -981,10 +981,14 @@ grub_lvm_detect (grub_disk_t disk,
} }
if (lv1->segments[i].nodes[j].pv == NULL) if (lv1->segments[i].nodes[j].pv == NULL)
for (lv2 = vg->lvs; lv2; lv2 = lv2->next) for (lv2 = vg->lvs; lv2; lv2 = lv2->next)
{
if (lv1 == lv2)
continue;
if (grub_strcmp (lv2->name, if (grub_strcmp (lv2->name,
lv1->segments[i].nodes[j].name) == 0) lv1->segments[i].nodes[j].name) == 0)
lv1->segments[i].nodes[j].lv = lv2; lv1->segments[i].nodes[j].lv = lv2;
} }
}
} }