/*  Check that we at least have one channel to check */
        if (n_chan < 1) {
-               comedi_error(dev, "range/channel list is empty!");
+               dev_err(dev->class_dev, "range/channel list is empty!\n");
                return 0;
        }
        /*  Check all channels */
                /*  Check that channel number is < maximum */
                if (CR_AREF(chanlist[i]) == AREF_DIFF) {
                        if (CR_CHAN(chanlist[i]) > (s->nchan / 2)) {
-                               comedi_error(dev,
-                                            "Incorrect differential ai ch-nr");
+                               dev_err(dev->class_dev,
+                                       "Incorrect differential ai ch-nr\n");
                                return 0;
                        }
                } else {
                        if (CR_CHAN(chanlist[i]) > s->n_chan) {
-                               comedi_error(dev,
-                                            "Incorrect ai channel number");
+                               dev_err(dev->class_dev,
+                                       "Incorrect ai channel number\n");
                                return 0;
                        }
                }