From: Chao Xie <chao.xie@marvell.com>
Date: Mon, 19 Aug 2013 01:27:55 +0000 (-0400)
Subject: mfd: 88pm805: Fix potential NULL pdata dereference
X-Git-Tag: next-20130912~124^2~1
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=2b274fe522e9d5ac7397e07e3516bb10e3c2ee92;p=karo-tx-linux.git

mfd: 88pm805: Fix potential NULL pdata dereference

User pass platform data to device, and platform data may be
NULL. Add the check for pdata.

Signed-off-by: Chao Xie <chao.xie@marvell.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
---

diff --git a/drivers/mfd/88pm805.c b/drivers/mfd/88pm805.c
index 0686cdb06b3e..8a5b6ffb5afb 100644
--- a/drivers/mfd/88pm805.c
+++ b/drivers/mfd/88pm805.c
@@ -243,7 +243,7 @@ static int pm805_probe(struct i2c_client *client,
 		goto err_805_init;
 	}
 
-	if (pdata->plat_config)
+	if (pdata && pdata->plat_config)
 		pdata->plat_config(chip, pdata);
 
 err_805_init: