Staging: comedi: fix printk issue in rtd520.c

This is a patch to the rtd520.c file that fixes up a printk  warning found by the checkpatch.pl tool
Signed-off-by: Ravishankr <ravishakarkm32@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/staging/comedi/drivers/rtd520.c

@@ -29,8 +29,8 @@ Status: Works.  Only tested on DM7520-8.  Not SMP safe.
 
 Configuration options:
   [0] - PCI bus of device (optional)
-          If bus/slot is not specified, the first available PCI
-          device will be used.
+	If bus / slot is not specified, the first available PCI
+	device will be used.
   [1] - PCI slot of device (optional)
 */
 /*
@@ -186,7 +186,7 @@ Configuration options:
 		       | PLX_DEMAND_MODE_BIT)
 
 #define DMA_TRANSFER_BITS (\
-/* descriptors in PCI memory*/ 	PLX_DESC_IN_PCI_BIT \
+/* descriptors in PCI memory*/  PLX_DESC_IN_PCI_BIT \
 /* interrupt at end of block */ | PLX_INTR_TERM_COUNT \
 /* from board to PCI */		| PLX_XFER_LOCAL_TO_PCI)
 
@@ -869,7 +869,7 @@ static int rtd_attach(struct comedi_device *dev, struct comedi_devconfig *it)
 	}
 
 	/* Show board configuration */
-	printk("%s:", dev->board_name);
+	printk(KERN_INFO "%s:", dev->board_name);
 
 	/*
 	 * Allocate the subdevice structures.  alloc_subdevice() is a
@@ -958,7 +958,7 @@ static int rtd_attach(struct comedi_device *dev, struct comedi_devconfig *it)
 		return ret;
 	}
 	dev->irq = devpriv->pci_dev->irq;
-	printk("( irq=%u )", dev->irq);
+	printk(KERN_INFO "( irq=%u )", dev->irq);
 
 	ret = rtd520_probe_fifo_depth(dev);
 	if (ret < 0)