From: David Lechner Date: Wed, 11 Jun 2025 22:39:16 +0000 (-0500) Subject: iio: pressure: mpl3115: use = { } instead of memset() X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b2dead5962385031b20ab79497a626c4613f4bf4;p=thirdparty%2Fkernel%2Fstable.git iio: pressure: mpl3115: use = { } instead of memset() Use { } instead of memset() to zero-initialize stack memory to simplify the code. Signed-off-by: David Lechner Reviewed-by: Nuno Sá Reviewed-by: Andy Shevchenko Link: https://patch.msgid.link/20250611-iio-zero-init-stack-with-instead-of-memset-v1-24-ebb2d0a24302@baylibre.com Signed-off-by: Jonathan Cameron --- diff --git a/drivers/iio/pressure/mpl3115.c b/drivers/iio/pressure/mpl3115.c index d6715997f137..579da60ef441 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]);