i2c: Get rid of remaining bus_id access

Use dev_name(dev) instead of accessing dev.bus_id directly, as the
latter is going away soon.

Signed-off-by: Jean Delvare <khali@linux-fr.org>
Cc: Greg Kroah-Hartman <gregkh@suse.de>
Cc: Kay Sievers <kay.sievers@vrfy.org>
diff --git a/drivers/i2c/busses/i2c-sh_mobile.c b/drivers/i2c/busses/i2c-sh_mobile.c
index 6c3d60b..1c01083 100644
--- a/drivers/i2c/busses/i2c-sh_mobile.c
+++ b/drivers/i2c/busses/i2c-sh_mobile.c
@@ -500,7 +500,7 @@
 	while ((res = platform_get_resource(dev, IORESOURCE_IRQ, k))) {
 		for (n = res->start; hook && n <= res->end; n++) {
 			if (request_irq(n, sh_mobile_i2c_isr, IRQF_DISABLED,
-					dev->dev.bus_id, dev))
+					dev_name(&dev->dev), dev))
 				goto rollback;
 		}
 		k++;