mfd: htc-i2cpld: container_of() cannot return NULL

Logically dead code (DEADCODE)

dead_error_line: Execution cannot reach this statement: return;

Remove the check for NULL.
Signed-off-by: Lee Jones <lee.jones@linaro.org>

drivers/mfd/htc-i2cpld.c

@@ -227,13 +227,10 @@ static irqreturn_t htcpld_handler(int irq, void *dev)
 static void htcpld_chip_set(struct gpio_chip *chip, unsigned offset, int val)
 {
 	struct i2c_client *client;
-	struct htcpld_chip *chip_data;
+	struct htcpld_chip *chip_data =
+		container_of(chip, struct htcpld_chip, chip_out);
 	unsigned long flags;
 
-	chip_data = container_of(chip, struct htcpld_chip, chip_out);
-	if (!chip_data)
-		return;
-
 	client = chip_data->client;
 	if (client == NULL)
 		return;