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usb: typec: tcpm: Release the role mux when exiting 

The ref count for the USB role switch device must be
released after we are done using the switch.

Fixes: c6962c2972 ("usb: typec: tcpm: Set USB role switch to device mode when configured as such")
Signed-off-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Heikki Krogerus 2018-04-30 15:41:56 +03:00 committed by Greg Kroah-Hartman
parent fb5ee84ea7
commit 5671a4608c
1 changed files with 1 additions and 0 deletions
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1
drivers/usb/typec/tcpm.c
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@ -3725,6 +3725,7 @@ void tcpm_unregister_port(struct tcpm_port *port)
for (i = 0; i < ARRAY_SIZE(port->port_altmode); i++)
typec_unregister_altmode(port->port_altmode[i]);
typec_unregister_port(port->typec_port);
usb_role_switch_put(port->role_sw);
tcpm_debugfs_exit(port);
destroy_workqueue(port->wq);
}