diff --git a/[refs] b/[refs]
index c88bdd572e29..cb66f01ce854 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 671e470ed04865ca148b83f46319d14547481340
+refs/heads/master: fe6e87a4b570d2e435709746ba550a7197016bd0
diff --git a/trunk/drivers/usb/wusbcore/reservation.c b/trunk/drivers/usb/wusbcore/reservation.c
index c37e4f83e54a..4ed97360c046 100644
--- a/trunk/drivers/usb/wusbcore/reservation.c
+++ b/trunk/drivers/usb/wusbcore/reservation.c
@@ -110,6 +110,9 @@ int wusbhc_rsv_establish(struct wusbhc *wusbhc)
  */
 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;
+	}
 }