[PATCH v4 2/4] omap4 hsmmc: Fix the init if CONFIG_MMC_OMAP_HS is not set

[kishore kadiyala]

From: Benoit Cousson <b-cousson at ti.com>

Avoid possible crash if CONFIG_MMC_OMAP_HS is not set

Cc: Tony Lindgren <tony at atomide.com>
Cc: Andrew Morton <akpm at linux-foundation.org>
Cc: Madhusudhan Chikkature <madhu.cr at ti.com>
Cc: Adrian Hunter <adrian.hunter at nokia.com>
Signed-off-by: Benoit Cousson <b-cousson at ti.com>
Signed-off-by: Kishore Kadiyala <kishore.kadiyala at ti.com>
---
 arch/arm/mach-omap2/board-4430sdp.c |    8 +++++++-
 1 files changed, 7 insertions(+), 1 deletions(-)

diff --git a/arch/arm/mach-omap2/board-4430sdp.c b/arch/arm/mach-omap2/board-4430sdp.c
index a49f285..7978a79 100644
--- a/arch/arm/mach-omap2/board-4430sdp.c
+++ b/arch/arm/mach-omap2/board-4430sdp.c
@@ -240,8 +240,14 @@ static int omap4_twl6030_hsmmc_late_init(struct device *dev)

 static __init void omap4_twl6030_hsmmc_set_late_init(struct device *dev)
 {
-	struct omap_mmc_platform_data *pdata = dev->platform_data;
+	struct omap_mmc_platform_data *pdata;

+	/* dev can be null if CONFIG_MMC_OMAP_HS is not set */
+	if (!dev) {
+		pr_err("Failed %s\n", __func__);
+		return;
+	}
+	pdata = dev->platform_data;
 	pdata->init =	omap4_twl6030_hsmmc_late_init;
 }

-- 
1.7.0.4