wusb: fix oops when terminating a non-existant reservation
If a reservation was not established, do not try terminating it.
Signed-off-by: David Vrabel <david.vrabel@csr.com>
diff --git a/drivers/usb/wusbcore/reservation.c b/drivers/usb/wusbcore/reservation.c
index c37e4f8..4ed9736 100644
--- a/drivers/usb/wusbcore/reservation.c
+++ b/drivers/usb/wusbcore/reservation.c
@@ -110,6 +110,9 @@
*/
void wusbhc_rsv_terminate(struct wusbhc *wusbhc)
{
- uwb_rsv_terminate(wusbhc->rsv);
- uwb_rsv_destroy(wusbhc->rsv);
+ if (wusbhc->rsv) {
+ uwb_rsv_terminate(wusbhc->rsv);
+ uwb_rsv_destroy(wusbhc->rsv);
+ wusbhc->rsv = NULL;
+ }
}