linux-kernel - [PATCH 4.4 052/132] ceph: fix dentry leak in ceph_readdir

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Message-Id: <20191127202950.126491988@linuxfoundation.org>
Date:   Wed, 27 Nov 2019 21:30:43 +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, "Yan, Zheng" <zyan@...hat.com>,
        Jeff Layton <jlayton@...hat.com>,
        Ilya Dryomov <idryomov@...il.com>,
        Sasha Levin <sashal@...nel.org>
Subject: [PATCH 4.4 052/132] ceph: fix dentry leak in ceph_readdir_prepopulate

From: Yan, Zheng <zyan@...hat.com>

[ Upstream commit c58f450bd61511d897efc2ea472c69630635b557 ]

Signed-off-by: "Yan, Zheng" <zyan@...hat.com>
Reviewed-by: Jeff Layton <jlayton@...hat.com>
Signed-off-by: Ilya Dryomov <idryomov@...il.com>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 fs/ceph/inode.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/fs/ceph/inode.c b/fs/ceph/inode.c
index 2ad3f4ab4dcfa..0be931cf3c44c 100644
--- a/fs/ceph/inode.c
+++ b/fs/ceph/inode.c
@@ -1515,7 +1515,6 @@ int ceph_readdir_prepopulate(struct ceph_mds_request *req,
 			if (IS_ERR(realdn)) {
 				err = PTR_ERR(realdn);
 				d_drop(dn);
-				dn = NULL;
 				goto next_item;
 			}
 			dn = realdn;
-- 
2.20.1