mmc: sdhci-bcm2835: Clean up platform allocations if sdhci init fails.

Signed-off-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
diff --git a/drivers/mmc/host/sdhci-bcm2835.c b/drivers/mmc/host/sdhci-bcm2835.c
index 0ef0343..32f4046 100644
--- a/drivers/mmc/host/sdhci-bcm2835.c
+++ b/drivers/mmc/host/sdhci-bcm2835.c
@@ -173,8 +173,11 @@
 		goto err;
 	}
 
-	return sdhci_add_host(host);
+	ret = sdhci_add_host(host);
+	if (ret)
+		goto err;
 
+	return 0;
 err:
 	sdhci_pltfm_free(pdev);
 	return ret;