From: Balaji T K <balajitk@ti.com>
Date: Fri, 28 Feb 2014 13:38:18 +0000 (+0530)
Subject: mmc: omap_hsmmc: fix return error code for of_get_hsmmc_pdata
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=19df45bcd7d153b1c7140e7dbe885a55ddcb3449;p=openwrt%2Fstaging%2Fblogic.git

mmc: omap_hsmmc: fix return error code for of_get_hsmmc_pdata

of_get_hsmmc_pdata returns a pointer, returning NULL is invalid,
return ERR_PTR for error case.

Signed-off-by: Balaji T K <balajitk@ti.com>
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Chris Ball <chris@printf.net>
---

diff --git a/drivers/mmc/host/omap_hsmmc.c b/drivers/mmc/host/omap_hsmmc.c
index cc7e84f28c18..f4e5a59a84c0 100644
--- a/drivers/mmc/host/omap_hsmmc.c
+++ b/drivers/mmc/host/omap_hsmmc.c
@@ -1740,7 +1740,7 @@ static struct omap_mmc_platform_data *of_get_hsmmc_pdata(struct device *dev)
 
 	pdata = devm_kzalloc(dev, sizeof(*pdata), GFP_KERNEL);
 	if (!pdata)
-		return NULL; /* out of memory */
+		return ERR_PTR(-ENOMEM); /* out of memory */
 
 	if (of_find_property(np, "ti,dual-volt", NULL))
 		pdata->controller_flags |= OMAP_HSMMC_SUPPORTS_DUAL_VOLT;
@@ -1781,7 +1781,7 @@ static struct omap_mmc_platform_data *of_get_hsmmc_pdata(struct device *dev)
 static inline struct omap_mmc_platform_data
 			*of_get_hsmmc_pdata(struct device *dev)
 {
-	return NULL;
+	return ERR_PTR(-EINVAL);
 }
 #endif