[SCSI] struct device - replace bus_id with dev_name(), dev_set_name()

[jejb: limit ioctl to returning 20 characters to avoid overrun
       on long device names and add a few more conversions]
Signed-off-by: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
diff --git a/drivers/scsi/lasi700.c b/drivers/scsi/lasi700.c
index 3126824..4a4e695 100644
--- a/drivers/scsi/lasi700.c
+++ b/drivers/scsi/lasi700.c
@@ -103,8 +103,7 @@
 
 	hostdata = kzalloc(sizeof(*hostdata), GFP_KERNEL);
 	if (!hostdata) {
-		printk(KERN_ERR "%s: Failed to allocate host data\n",
-		       dev->dev.bus_id);
+		dev_printk(KERN_ERR, dev, "Failed to allocate host data\n");
 		return -ENOMEM;
 	}