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usb: u132-hcd: fix resource leak

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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>
This commit is contained in:
Mukesh Ojha 2019-03-26 13:42:22 +05:30 committed by Greg Kroah-Hartman
parent fe71e625e2
commit 90ce58d457
1 changed files with 3 additions and 0 deletions
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3
drivers/usb/host/u132-hcd.c
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@ -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;
}