linux-kernel - [PATCH AUTOSEL 4.19 06/26] firestream: Fix memleak in fs

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Message-Id: <20200907163426.1281284-6-sashal@kernel.org>
Date:   Mon,  7 Sep 2020 12:34:06 -0400
From:   Sasha Levin <sashal@...nel.org>
To:     linux-kernel@...r.kernel.org, stable@...r.kernel.org
Cc:     Dinghao Liu <dinghao.liu@....edu.cn>,
        "David S . Miller" <davem@...emloft.net>,
        Sasha Levin <sashal@...nel.org>,
        linux-atm-general@...ts.sourceforge.net, netdev@...r.kernel.org
Subject: [PATCH AUTOSEL 4.19 06/26] 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 112b1001c2694..ef395b238816c 100644
--- a/drivers/atm/firestream.c
+++ b/drivers/atm/firestream.c
@@ -1013,6 +1013,7 @@ 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