Index: /usr/src/sys/dev/usb/usb_hub.c
===================================================================
--- /usr/src/sys/dev/usb/usb_hub.c
+++ /usr/src/sys/dev/usb/usb_hub.c
@@ -1045,6 +1045,29 @@
 			    udev, NULL, portno, UHF_C_PORT_OVER_CURRENT);
 			if (err != USB_ERR_NORMAL_COMPLETION)
 				retval = err;
+			
+			/* Turn on hub port power if current get normalized. */
+			DPRINTF("Turn on power on port %d.\n", portno);
+			err = usbd_req_set_port_feature(
+		    	    udev, NULL, portno, UHF_PORT_POWER);
+			if (err != USB_ERR_NORMAL_COMPLETION)
+				retval = err;
+
+			/* Wait for power to come back on. */
+			usb_pause_mtx(NULL, 
+		    	    USB_MS_TO_TICKS(usb_port_powerup_delay));
+
+			/* Re-validate if overcurrent still exists. */ 
+			err = uhub_read_port_status(sc, portno);
+			if (err != USB_ERR_NORMAL_COMPLETION)
+				retval = err;
+			if (sc->sc_st.port_change & UPS_C_OVERCURRENT_INDICATOR) {
+				DPRINTF("Overcurrent condition on port %u.\n", portno);
+				err = usbd_req_clear_port_feature(
+			    	    udev, NULL, portno, UHF_C_PORT_OVER_CURRENT);
+				if (err != USB_ERR_NORMAL_COMPLETION)
+					retval = err;
+			}
 		}
 		if (!(sc->sc_flags & UHUB_FLAG_DID_EXPLORE)) {
 			/*