arm: struct device - replace bus_id with dev_name(), dev_set_name()

Cc: Russell King <rmk@arm.linux.org.uk>
Signed-off-by: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff --git a/arch/arm/kernel/ecard.c b/arch/arm/kernel/ecard.c
index 60c079d..eed2f79 100644
--- a/arch/arm/kernel/ecard.c
+++ b/arch/arm/kernel/ecard.c
@@ -817,7 +817,7 @@
 	ec->dma = NO_DMA;
 	ec->ops = &ecard_default_ops;
 
-	snprintf(ec->dev.bus_id, sizeof(ec->dev.bus_id), "ecard%d", slot);
+	dev_set_name(&ec->dev, "ecard%d", slot);
 	ec->dev.parent = NULL;
 	ec->dev.bus = &ecard_bus_type;
 	ec->dev.dma_mask = &ec->dma_mask;