From: David Lechner Date: Wed, 11 Jun 2025 22:38:59 +0000 (-0500) Subject: iio: adc: stm32-adc: use = { } instead of memset() X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=a3e20daaa2062bb81cedc31a3f76c55e667229c2;p=users%2Fhch%2Fmisc.git iio: adc: stm32-adc: 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-v1-7-ebb2d0a24302@baylibre.com Signed-off-by: Jonathan Cameron --- diff --git a/drivers/iio/adc/stm32-adc.c b/drivers/iio/adc/stm32-adc.c index e84babf43385..588c69e175f5 100644 --- a/drivers/iio/adc/stm32-adc.c +++ b/drivers/iio/adc/stm32-adc.c @@ -2470,7 +2470,7 @@ static int stm32_adc_chan_fw_init(struct iio_dev *indio_dev, bool timestamping) static int stm32_adc_dma_request(struct device *dev, struct iio_dev *indio_dev) { struct stm32_adc *adc = iio_priv(indio_dev); - struct dma_slave_config config; + struct dma_slave_config config = { }; int ret; adc->dma_chan = dma_request_chan(dev, "rx"); @@ -2494,7 +2494,6 @@ static int stm32_adc_dma_request(struct device *dev, struct iio_dev *indio_dev) } /* Configure DMA channel to read data register */ - memset(&config, 0, sizeof(config)); config.src_addr = (dma_addr_t)adc->common->phys_base; config.src_addr += adc->offset + adc->cfg->regs->dr; config.src_addr_width = DMA_SLAVE_BUSWIDTH_2_BYTES;