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From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org, Mukesh Ojha <mojha@codeaurora.org>,
        "Sasha Levin (Microsoft)" <sashal@kernel.org>
Subject: [PATCH 4.19 60/72] usb: u132-hcd: fix resource leak
Date:   Thu,  2 May 2019 17:21:22 +0200
Message-Id: <20190502143338.128027661@linuxfoundation.org>
In-Reply-To: <20190502143333.437607839@linuxfoundation.org>
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[ Upstream commit f276e002793cdb820862e8ea8f76769d56bba575 ]

if platform_driver_register fails, cleanup the allocated resource
gracefully.

Signed-off-by: Mukesh Ojha <mojha@codeaurora.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Sasha Levin (Microsoft) <sashal@kernel.org>
---
 drivers/usb/host/u132-hcd.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/usb/host/u132-hcd.c b/drivers/usb/host/u132-hcd.c
index 5b8a3d9530c4..5cac83aaeac3 100644
--- a/drivers/usb/host/u132-hcd.c
+++ b/drivers/usb/host/u132-hcd.c
@@ -3202,6 +3202,9 @@ static int __init u132_hcd_init(void)
 	printk(KERN_INFO "driver %s\n", hcd_name);
 	workqueue = create_singlethread_workqueue("u132");
 	retval = platform_driver_register(&u132_platform_driver);
+	if (retval)
+		destroy_workqueue(workqueue);
+
 	return retval;
 }
 
-- 
2.19.1