linux-kernel - [PATCH 1/3] dlm: possible memory leak on error path in create

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Date:   Thu, 15 Nov 2018 13:18:18 +0300
From:   Vasily Averin <vvs@...tuozzo.com>
To:     linux-kernel@...r.kernel.org,
        Christine Caulfield <ccaulfie@...hat.com>,
        David Teigland <teigland@...hat.com>, cluster-devel@...hat.com
Subject: [PATCH 1/3] dlm: possible memory leak on error path in create_lkb()

Fixes 3d6aa675fff9 ("dlm: keep lkbs in idr")
Cc: stable@...nel.org # 3.1

Signed-off-by: Vasily Averin <vvs@...tuozzo.com>
---
 fs/dlm/lock.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/fs/dlm/lock.c b/fs/dlm/lock.c
index cc91963683de..2cb125cc21c9 100644
--- a/fs/dlm/lock.c
+++ b/fs/dlm/lock.c
@@ -1209,6 +1209,7 @@ static int create_lkb(struct dlm_ls *ls, struct dlm_lkb **lkb_ret)
 
 	if (rv < 0) {
 		log_error(ls, "create_lkb idr error %d", rv);
+		dlm_free_lkb(lkb);
 		return rv;
 	}
 
-- 
2.17.1