Index: usb-devel/drivers/usb/class/cdc-wdm.c
===================================================================
--- usb-devel.orig/drivers/usb/class/cdc-wdm.c
+++ usb-devel/drivers/usb/class/cdc-wdm.c
@@ -260,6 +260,9 @@ static void wdm_int_callback(struct urb
 		case -ESHUTDOWN:
 		case -ENOENT:
 		case -ECONNRESET:
+		case -EPROTO:
+		case -EILSEQ:
+		case -ETIME:
 			return; /* unplug */
 		case -EPIPE:
 			set_bit(WDM_INT_STALL, &desc->flags);