MIPS: SGI-IP27: Free some unused memory

platform_device_add_data() duplicates the memory it is passed. So we can
free some memory to save a few bytes that would remain unused otherwise.
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>

arch/mips/sgi-ip27/ip27-xtalk.c

@@ -53,6 +53,8 @@ static void bridge_platform_create(nasid_t nasid, int widget, int masterwid)
 	}
 	platform_device_add_resources(pdev, &w1_res, 1);
 	platform_device_add_data(pdev, wd, sizeof(*wd));
+	/* platform_device_add_data() duplicates the data */
+	kfree(wd);
 	platform_device_add(pdev);
 
 	bd = kzalloc(sizeof(*bd), GFP_KERNEL);
@@ -83,6 +85,8 @@ static void bridge_platform_create(nasid_t nasid, int widget, int masterwid)
 	bd->io_offset	= offset;
 
 	platform_device_add_data(pdev, bd, sizeof(*bd));
+	/* platform_device_add_data() duplicates the data */
+	kfree(bd);
 	platform_device_add(pdev);
 	pr_info("xtalk:n%d/%x bridge widget\n", nasid, widget);
 	return;