From: Jaehoon Chung <jh80.chung@samsung.com>
Date: Fri, 15 Feb 2013 14:45:45 +0000 (+0900)
Subject: mmc: dw_mmc: return the result of mmc_add_host()
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=0cea529d1afeeb120ae3f22fe353d38049caed5f;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git

mmc: dw_mmc: return the result of mmc_add_host()

Check the result of mmc_add_host() and return the value.

Signed-off-by: Jaehoon Chung <jh80.chung@samsung.com>
Acked-by: Seungwon Jeon <tgih.jun@samsung.com>
Signed-off-by: Chris Ball <cjb@laptop.org>
---

diff --git a/drivers/mmc/host/dw_mmc.c b/drivers/mmc/host/dw_mmc.c
index 98342213ed21..6da19c15d73b 100644
--- a/drivers/mmc/host/dw_mmc.c
+++ b/drivers/mmc/host/dw_mmc.c
@@ -1990,7 +1990,9 @@ static int dw_mci_init_slot(struct dw_mci *host, unsigned int id)
 
 	slot->wp_gpio = dw_mci_of_get_wp_gpio(host->dev, slot->id);
 
-	mmc_add_host(mmc);
+	ret = mmc_add_host(mmc);
+	if (ret)
+		goto err_setup_bus;
 
 #if defined(CONFIG_DEBUG_FS)
 	dw_mci_init_debugfs(slot);