Staging: comedi: add missing KERN_INFO in ni_at_ao.c

This is a patch to the ni_at_ao.c file that adds the missing
KERN_INFO requested by the checkpatch.pl tool.

Signed-off-by: Stewart Robertson <stewart_r@aliencamel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/staging/comedi/drivers/ni_at_ao.c

@@ -226,7 +226,7 @@ static int atao_attach(struct comedi_device *dev, struct comedi_devconfig *it)
 		iobase = 0x1c0;
 	ao_unipolar = it->options[3];
 
-	printk("comedi%d: ni_at_ao: 0x%04lx", dev->minor, iobase);
+	printk(KERN_INFO "comedi%d: ni_at_ao: 0x%04lx", dev->minor, iobase);
 
 	if (!request_region(iobase, ATAO_SIZE, "ni_at_ao")) {
 		printk(" I/O port conflict\n");
@@ -283,14 +283,14 @@ static int atao_attach(struct comedi_device *dev, struct comedi_devconfig *it)
 
 	atao_reset(dev);
 
-	printk("\n");
+	printk(KERN_INFO "\n");
 
 	return 0;
 }
 
 static int atao_detach(struct comedi_device *dev)
 {
-	printk("comedi%d: atao: remove\n", dev->minor);
+	printk(KERN_INFO "comedi%d: atao: remove\n", dev->minor);
 
 	if (dev->iobase)
 		release_region(dev->iobase, ATAO_SIZE);