USB2 resume starts with usb_hcd_start_port_resume() in port status change handling for RESUME link state. usb_hcd_end_port_resume() call is needed to keep runtime PM balance. Signed-off-by: Henry Lin <henryl@xxxxxxxxxx> --- drivers/usb/host/xhci-hub.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/usb/host/xhci-hub.c b/drivers/usb/host/xhci-hub.c index df3522dab31b..4a8b07b8ee01 100644 --- a/drivers/usb/host/xhci-hub.c +++ b/drivers/usb/host/xhci-hub.c @@ -1090,6 +1090,8 @@ static void xhci_get_usb2_port_status(struct xhci_port *port, u32 *status, if (link_state == XDEV_U0) { bus_state->resume_done[portnum] = 0; clear_bit(portnum, &bus_state->resuming_ports); + usb_hcd_end_port_resume(&port->rhub->hcd->self, + portnum); if (bus_state->suspended_ports & (1 << portnum)) { bus_state->suspended_ports &= ~(1 << portnum); bus_state->port_c_suspend |= 1 << portnum; -- 2.17.1