linux-kernel - [PATCH 4.4 04/46] firestream: Fix memleak in fs

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Date:   Mon, 21 Sep 2020 18:27:20 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Dinghao Liu <dinghao.liu@....edu.cn>,
        "David S. Miller" <davem@...emloft.net>,
        Sasha Levin <sashal@...nel.org>
Subject: [PATCH 4.4 04/46] firestream: Fix memleak in fs_open

From: Dinghao Liu <dinghao.liu@....edu.cn>

[ Upstream commit 15ac5cdafb9202424206dc5bd376437a358963f9 ]

When make_rate() fails, vcc should be freed just
like other error paths in fs_open().

Signed-off-by: Dinghao Liu <dinghao.liu@....edu.cn>
Signed-off-by: David S. Miller <davem@...emloft.net>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 drivers/atm/firestream.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/atm/firestream.c b/drivers/atm/firestream.c
index 04b39d0da8681..70708608ab1e7 100644
--- a/drivers/atm/firestream.c
+++ b/drivers/atm/firestream.c
@@ -1009,6 +1009,7 @@ static int fs_open(struct atm_vcc *atm_vcc)
 				error = make_rate (pcr, r, &tmc0, NULL);
 				if (error) {
 					kfree(tc);
+					kfree(vcc);
 					return error;
 				}
 			}
-- 
2.25.1