diff --git a/drivers/usb/misc/sisusbvga/sisusb.c b/drivers/usb/misc/sisusbvga/sisusb.c
index f08de33d9ff3..de30fb85ceda 100644
--- a/drivers/usb/misc/sisusbvga/sisusb.c
+++ b/drivers/usb/misc/sisusbvga/sisusb.c
@@ -251,7 +251,8 @@ static int sisusb_bulkout_msg(struct sisusb_usb_data *sisusb, int index,
 			retval = urb->status;
 			byteswritten = urb->actual_length;
 		}
-	}
+	} else if (timeout == 0)
+		printk(KERN_ERR"Message without timeout\n");
 
 	if (actual_length)
 		*actual_length = byteswritten;