Drivers: Staging: ccg: Made checkpatch.pl clean

Fixed a tiny checkpatch.pl warning.
Signed-off-by: David Murray <therealcykey@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/ccg/ccg.c

@@ -1143,7 +1143,7 @@ static int ccg_bind(struct usb_composite_dev *cdev)
 	if (gcnum >= 0)
 		device_desc.bcdDevice = cpu_to_le16(0x0200 + gcnum);
 	else {
-		pr_warning("%s: controller '%s' not recognized\n",
+		pr_warn("%s: controller '%s' not recognized\n",
 			longname, gadget->name);
 		device_desc.bcdDevice = __constant_cpu_to_le16(0x9999);
 	}