From: Heikki Krogerus <heikki.krogerus@linux.intel.com>
To: Xu Yang <xu.yang_2@nxp.com>
Cc: linux@roeck-us.net, gregkh@linuxfoundation.org,
linux-usb@vger.kernel.org, jun.li@nxp.com, linux-imx@nxp.com
Subject: Re: [PATCH] usb: typec: tcpm: fix tcpm unregister port but leave a pending timer
Date: Thu, 18 Nov 2021 15:18:29 +0200 [thread overview]
Message-ID: <YZZSpffDfPd/CJDX@kuha.fi.intel.com> (raw)
In-Reply-To: <20211118092352.259748-1-xu.yang_2@nxp.com>
Hi,
On Thu, Nov 18, 2021 at 05:23:52PM +0800, Xu Yang wrote:
> @@ -6428,6 +6432,9 @@ void tcpm_unregister_port(struct tcpm_port *port)
> {
> int i;
You need to take the port lock here, no?
mutex_lock(&port->lock);
> + kthread_destroy_worker(port->wq);
> + port->wq = NULL;
mutex_unlock(&port->lock);
> hrtimer_cancel(&port->send_discover_timer);
> hrtimer_cancel(&port->enable_frs_timer);
> hrtimer_cancel(&port->vdm_state_machine_timer);
> @@ -6439,7 +6446,6 @@ void tcpm_unregister_port(struct tcpm_port *port)
> typec_unregister_port(port->typec_port);
> usb_role_switch_put(port->role_sw);
> tcpm_debugfs_exit(port);
> - kthread_destroy_worker(port->wq);
> }
> EXPORT_SYMBOL_GPL(tcpm_unregister_port);
thanks,
--
heikki
next prev parent reply other threads:[~2021-11-18 13:18 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-11-18 9:23 [PATCH] usb: typec: tcpm: fix tcpm unregister port but leave a pending timer Xu Yang
2021-11-18 13:18 ` Heikki Krogerus [this message]
2021-11-18 14:38 ` Guenter Roeck
2021-11-18 15:00 ` [EXT] " Xu Yang
2021-11-19 9:25 ` Heikki Krogerus
2021-11-22 5:14 Xu Yang
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