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 0686cdb..8a5b6ff 100644 (file)
--- 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: