linux-kernel - [PATCH 4.19 050/243] dlm: fix missing idr_destroy for recover

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Message-Id: <20191211150342.474126697@linuxfoundation.org>
Date:   Wed, 11 Dec 2019 16:03:32 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, David Teigland <teigland@...hat.com>,
        Sasha Levin <sashal@...nel.org>
Subject: [PATCH 4.19 050/243] dlm: fix missing idr_destroy for recover_idr

From: David Teigland <teigland@...hat.com>

[ Upstream commit 8fc6ed9a3508a0435b9270c313600799d210d319 ]

Which would leak memory for the idr internals.

Signed-off-by: David Teigland <teigland@...hat.com>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 fs/dlm/lockspace.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/fs/dlm/lockspace.c b/fs/dlm/lockspace.c
index 6a1529e478f3d..f1261fa0af8a1 100644
--- a/fs/dlm/lockspace.c
+++ b/fs/dlm/lockspace.c
@@ -807,6 +807,7 @@ static int release_lockspace(struct dlm_ls *ls, int force)
 
 	dlm_delete_debug_file(ls);
 
+	idr_destroy(&ls->ls_recover_idr);
 	kfree(ls->ls_recover_buf);
 
 	/*
-- 
2.20.1