30 lines
859 B
Diff
30 lines
859 B
Diff
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From 247f69f9aafe731ef85268da1e6ce817295b265d Mon Sep 17 00:00:00 2001
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From: David Teigland <teigland@redhat.com>
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Date: Wed, 2 Jun 2021 10:51:12 -0500
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Subject: [PATCH 10/33] writecache: fix lv_on_pmem
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dev_is_pmem on pv->dev requires a pv segment or it could segfault.
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Signed-off-by: Heming Zhao <heming.zhao@suse.com>
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---
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lib/metadata/metadata.c | 3 +++
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1 file changed, 3 insertions(+)
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diff --git a/lib/metadata/metadata.c b/lib/metadata/metadata.c
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index 110cbaed4e62..0b284435b41b 100644
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--- a/lib/metadata/metadata.c
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+++ b/lib/metadata/metadata.c
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@@ -4412,6 +4412,9 @@ int lv_on_pmem(struct logical_volume *lv)
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dm_list_iterate_items(seg, &lv->segments) {
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for (s = 0; s < seg->area_count; s++) {
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+ if (seg_type(seg, s) != AREA_PV)
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+ continue;
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+
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pv = seg_pv(seg, s);
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if (dev_is_pmem(lv->vg->cmd->dev_types, pv->dev)) {
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--
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1.8.3.1
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