diff --git a/drivers/usb/storage/usb.c b/drivers/usb/storage/usb.c
index 783548485868..01e43a13a6bf 100644
--- a/drivers/usb/storage/usb.c
+++ b/drivers/usb/storage/usb.c
@@ -45,6 +45,10 @@
  * 675 Mass Ave, Cambridge, MA 02139, USA.
  */
 
+#ifdef CONFIG_USB_STORAGE_DEBUG
+#define DEBUG
+#endif
+
 #include <linux/sched.h>
 #include <linux/errno.h>
 #include <linux/freezer.h>
@@ -808,14 +812,13 @@ static int usb_stor_scan_thread(void * __us)
 {
 	struct us_data *us = (struct us_data *)__us;
 
-	printk(KERN_DEBUG
-		"usb-storage: device found at %d\n", us->pusb_dev->devnum);
+	dev_dbg(&us->pusb_intf->dev, "device found\n");
 
 	set_freezable();
 	/* Wait for the timeout to expire or for a disconnect */
 	if (delay_use > 0) {
-		printk(KERN_DEBUG "usb-storage: waiting for device "
-				"to settle before scanning\n");
+		dev_dbg(&us->pusb_intf->dev, "waiting for device to settle "
+				"before scanning\n");
 		wait_event_freezable_timeout(us->delay_wait,
 				test_bit(US_FLIDX_DONT_SCAN, &us->dflags),
 				delay_use * HZ);
@@ -832,7 +835,7 @@ static int usb_stor_scan_thread(void * __us)
 			mutex_unlock(&us->dev_mutex);
 		}
 		scsi_scan_host(us_to_host(us));
-		printk(KERN_DEBUG "usb-storage: device scan complete\n");
+		dev_dbg(&us->pusb_intf->dev, "scan complete\n");
 
 		/* Should we unbind if no devices were detected? */
 	}