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drivers: spi: esp32: Fix NULL buffers condition

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Fix condition in which both TX and RX buffers are NULL inside
spi_buf_set structures.

Signed-off-by: Raffael Rostagno <raffael.rostagno@espressif.com>
This commit is contained in:
Raffael Rostagno 2025-05-27 11:44:40 -03:00 • committed by Benjamin Cabé
commit 3780f9d817
1 changed files with 7 additions and 7 deletions
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14
drivers/spi/spi_esp32_spim.c
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@ -413,11 +413,7 @@ static int transceive(const struct device *dev,
{
const struct spi_esp32_config *cfg = dev->config;
struct spi_esp32_data *data = dev->data;
int ret;
if (!tx_bufs && !rx_bufs) {
return 0;
}
int ret = 0;
#ifndef CONFIG_SPI_ESP32_INTERRUPT
if (asynchronous) {
@ -429,13 +425,17 @@ static int transceive(const struct device *dev,
data->dfs = spi_esp32_get_frame_size(spi_cfg);
spi_context_buffers_setup(&data->ctx, tx_bufs, rx_bufs, data->dfs);
if (data->ctx.tx_buf == NULL && data->ctx.rx_buf == NULL) {
goto done;
}
ret = spi_esp32_configure(dev, spi_cfg);
if (ret) {
goto done;
}
spi_context_buffers_setup(&data->ctx, tx_bufs, rx_bufs, data->dfs);
spi_context_cs_control(&data->ctx, true);
#ifdef CONFIG_SPI_ESP32_INTERRUPT