omap4 hsmmc: Fix the init if CONFIG_MMC_OMAP_HS is not set

Avoid possible crash if CONFIG_MMC_OMAP_HS is not set

Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Madhusudhan Chikkature <madhu.cr@ti.com>
Cc: Adrian Hunter <adrian.hunter@nokia.com>
Signed-off-by: Benoit Cousson <b-cousson@ti.com>
Signed-off-by: Kishore Kadiyala <kishore.kadiyala@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

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 1bed1e666a60..cdb93734dd72 100644
--- a/arch/arm/mach-omap2/board-4430sdp.c
+++ b/arch/arm/mach-omap2/board-4430sdp.c
@@ -275,8 +275,14 @@ 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;
 }