[PATCH 5.8 173/177] usb: typec: intel_pmc_mux: Un-register the USB role switch

Greg Kroah-Hartman
2020-09-15T23:08:36Z

From: Madhusudanarao Amara <madhusudanarao.amara@intel.com>

commit 290a405ce318d036666c4155d5899eb8cd6e0d97 upstream.

Added missing code for un-register USB role switch in the remove and
error path.

Cc: Stable <stable@vger.kernel.org> # v5.8
Reviewed-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Fixes: 6701adfa9693b ("usb: typec: driver for Intel PMC mux control")
Signed-off-by: Madhusudanarao Amara <madhusudanarao.amara@intel.com>
Link: https://lore.kernel.org/r/20200825183811.7262-1-madhusudanarao.amara@intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
drivers/usb/typec/mux/intel_pmc_mux.c | 2 ++
1 file changed, 2 insertions(+)

--- a/drivers/usb/typec/mux/intel_pmc_mux.c
+++ b/drivers/usb/typec/mux/intel_pmc_mux.c
@@ -441,6 +441,7 @@ err_remove_ports:
for (i = 0; i < pmc->num_ports; i++) {
typec_switch_unregister(pmc->port[i].typec_sw);
typec_mux_unregister(pmc->port[i].typec_mux);
+ usb_role_switch_unregister(pmc->port[i].usb_sw);
}

return ret;
@@ -454,6 +455,7 @@ static int pmc_usb_remove(struct platfor
for (i = 0; i < pmc->num_ports; i++) {
typec_switch_unregister(pmc->port[i].typec_sw);
typec_mux_unregister(pmc->port[i].typec_mux);
+ usb_role_switch_unregister(pmc->port[i].usb_sw);
}

return 0;