From: Mukesh Ojha <mojha@codeaurora.org>
Date: Tue, 26 Mar 2019 08:12:22 +0000 (+0530)
Subject: usb: u132-hcd: fix resource leak
X-Git-Tag: v4.19.39~13
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=90ce58d457c252d629f79a0f473e3cfb3291616e;p=platform%2Fkernel%2Flinux-rpi3.git

usb: u132-hcd: fix resource leak

[ 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>
---

diff --git a/drivers/usb/host/u132-hcd.c b/drivers/usb/host/u132-hcd.c
index 5b8a3d9..5cac83a 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;
 }