File bug-1171907-lvremove-remove-attached-cachevol-with-removed-LV.patch of Package lvm2.25911

change this patch
from: if (!lv_detach_cache_vol(lv, 0)) {
to  : if (!lv_detach_cache_vol(lv)) {
by heming.zhao@suse.com

---
From 56aadd7fe2a1d24043ea9d06543c29317ac1cc58 Mon Sep 17 00:00:00 2001
From: David Teigland <teigland@redhat.com>
Date: Tue, 24 Sep 2019 13:46:40 -0500
Subject: [PATCH] lvremove: remove attached cachevol with removed LV

When an LV is removed that has an attached cachevol,
also remove the cachevol LV.
---
 lib/metadata/lv_manip.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/lib/metadata/lv_manip.c b/lib/metadata/lv_manip.c
index 79e3d15..f404555 100644
--- a/lib/metadata/lv_manip.c
+++ b/lib/metadata/lv_manip.c
@@ -6283,10 +6283,16 @@ int lv_remove_single(struct cmd_context *cmd, struct logical_volume *lv,
 		return_0;
 
 	if (lv_is_cache(lv) && lv_is_cache_vol(first_seg(lv)->pool_lv)) {
+		struct logical_volume *cachevol_lv = first_seg(lv)->pool_lv;
+
 		if (!lv_detach_cache_vol(lv)) {
 			log_error("Failed to detach cache from %s", display_lvname(lv));
 			return 0;
 		}
+		if (!lv_remove_single(cmd, cachevol_lv, force, suppress_remove_message)) {
+			log_error("Failed to remove cachevol %s.", display_lvname(cachevol_lv));
+			return 0;
+		}
 	}
 
 	/* FIXME Ensure not referred to by another existing LVs */
-- 
1.8.3.1