---

yaml
---
r: 337908
b: refs/heads/master
c: ad23fea
h: refs/heads/master
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 1b44331348ddda4d0194036b647bd46f436b1d08
+refs/heads/master: ad23feaa1e265e5a9dbba3a4eb13b822aa2ba7c6

trunk/drivers/staging/comedi/drivers/adv_pci1710.c

@@ -1066,45 +1066,23 @@ static int pci171x_ai_cmdtest(struct comedi_device *dev,
 	if (err)
 		return 2;
 
-	/* step 3: make sure arguments are trivially compatible */
+	/* Step 3: check if arguments are trivially valid */
 
-	if (cmd->start_arg != 0) {
-		cmd->start_arg = 0;
-		err++;
-	}
+	err |= cfc_check_trigger_arg_is(&cmd->start_arg, 0);
+	err |= cfc_check_trigger_arg_is(&cmd->scan_begin_arg, 0);
 
-	if (cmd->scan_begin_arg != 0) {
-		cmd->scan_begin_arg = 0;
-		err++;
-	}
+	if (cmd->convert_src == TRIG_TIMER)
+		err |= cfc_check_trigger_arg_min(&cmd->convert_arg,
+						 this_board->ai_ns_min);
+	else	/* TRIG_FOLLOW */
+		err |= cfc_check_trigger_arg_is(&cmd->convert_arg, 0);
 
-	if (cmd->convert_src == TRIG_TIMER) {
-		if (cmd->convert_arg < this_board->ai_ns_min) {
-			cmd->convert_arg = this_board->ai_ns_min;
-			err++;
-		}
-	} else {		/* TRIG_FOLLOW */
-		if (cmd->convert_arg != 0) {
-			cmd->convert_arg = 0;
-			err++;
-		}
-	}
+	err |= cfc_check_trigger_arg_is(&cmd->scan_end_arg, cmd->chanlist_len);
 
-	if (cmd->scan_end_arg != cmd->chanlist_len) {
-		cmd->scan_end_arg = cmd->chanlist_len;
-		err++;
-	}
-	if (cmd->stop_src == TRIG_COUNT) {
-		if (!cmd->stop_arg) {
-			cmd->stop_arg = 1;
-			err++;
-		}
-	} else {		/* TRIG_NONE */
-		if (cmd->stop_arg != 0) {
-			cmd->stop_arg = 0;
-			err++;
-		}
-	}
+	if (cmd->stop_src == TRIG_COUNT)
+		err |= cfc_check_trigger_arg_min(&cmd->stop_arg, 1);
+	else	/* TRIG_NONE */
+		err |= cfc_check_trigger_arg_is(&cmd->stop_arg, 0);
 
 	if (err)
 		return 3;