[PATCH 24/28] iio: pressure: mpl3115: use = { } instead of memset()

David Lechner dlechner at baylibre.com
Wed Jun 11 15:39:16 PDT 2025


Use { } instead of memset() to zero-initialize stack memory to simplify
the code.

Signed-off-by: David Lechner <dlechner at baylibre.com>
---
 drivers/iio/pressure/mpl3115.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/iio/pressure/mpl3115.c b/drivers/iio/pressure/mpl3115.c
index d6715997f13727e22346a76819cb7dc58a96614e..579da60ef441482a82f3bdf4f67436a13ab3e09d 100644
--- a/drivers/iio/pressure/mpl3115.c
+++ b/drivers/iio/pressure/mpl3115.c
@@ -160,7 +160,7 @@ static irqreturn_t mpl3115_trigger_handler(int irq, void *p)
 	 * of the buffer may be either 16 or 32-bits.  As such we cannot
 	 * use a simple structure definition to express this data layout.
 	 */
-	u8 buffer[16] __aligned(8);
+	u8 buffer[16] __aligned(8) = { };
 	int ret, pos = 0;
 
 	mutex_lock(&data->lock);
@@ -170,7 +170,6 @@ static irqreturn_t mpl3115_trigger_handler(int irq, void *p)
 		goto done;
 	}
 
-	memset(buffer, 0, sizeof(buffer));
 	if (test_bit(0, indio_dev->active_scan_mask)) {
 		ret = i2c_smbus_read_i2c_block_data(data->client,
 			MPL3115_OUT_PRESS, 3, &buffer[pos]);

-- 
2.43.0




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