mmc: Move "present" marking

The "present" state indicates that the card is a registered device, so
it is more clear to put it together with the actual registration.

Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
diff --git a/drivers/mmc/mmc_sysfs.c b/drivers/mmc/mmc_sysfs.c
index e0e82d8..06f264b 100644
--- a/drivers/mmc/mmc_sysfs.c
+++ b/drivers/mmc/mmc_sysfs.c
@@ -217,6 +217,8 @@
 				device_del(&card->dev);
 		}
 	}
+	if (ret == 0)
+		mmc_card_set_present(card);
 	return ret;
 }