[PATCH 4.14 41/49] usb: u132-hcd: fix resource leak

Greg Kroah-Hartman
2019-05-02T15:24:56Z

[ 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 65c0086e25ae..8d349230b2c7 100644
--- a/drivers/usb/host/u132-hcd.c
+++ b/drivers/usb/host/u132-hcd.c
@@ -3208,6 +3208,9 @@ 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