diff --git a/drivers/iio/humidity/hts221_buffer.c b/drivers/iio/humidity/hts221_buffer.c
index 72ddcdac21a2713cda916bd488369538ae3b68aa..7d19a3da7ab740394463a0ed2c3128ea57ea5dff 100644
--- a/drivers/iio/humidity/hts221_buffer.c
+++ b/drivers/iio/humidity/hts221_buffer.c
@@ -41,7 +41,7 @@ static const struct iio_trigger_ops hts221_trigger_ops = {
 
 static irqreturn_t hts221_trigger_handler_thread(int irq, void *private)
 {
-	struct hts221_hw *hw = (struct hts221_hw *)private;
+	struct hts221_hw *hw = private;
 	u8 status;
 	int err;