mfd: Fix incorrect kfree(i2c) in tps6507x i2c_driver probe

The i2c_client received in probe() should not be kfree()'d.
Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>

drivers/mfd/tps6507x.c

@@ -89,10 +89,8 @@ static int tps6507x_i2c_probe(struct i2c_client *i2c,
 	int ret = 0;
 
 	tps6507x = kzalloc(sizeof(struct tps6507x_dev), GFP_KERNEL);
-	if (tps6507x == NULL) {
-		kfree(i2c);
+	if (tps6507x == NULL)
 		return -ENOMEM;
-	}
 
 	i2c_set_clientdata(i2c, tps6507x);
 	tps6507x->dev = &i2c->dev;