Files
esp-idf/components/esp_driver_spi
morris 9b78b59304 fix(spi_slave): free DMA-private buffers when transaction queue is full
spi_slave_queue_trans calls spi_slave_setup_priv_trans to allocate
DMA buffers, then tries xQueueSend. If the queue is full the function
returns ESP_ERR_TIMEOUT without freeing those buffers, leaking up to
2 * max_transfer_sz per failed call. Call spi_slave_uninstall_priv_trans
before returning the timeout.
2026-07-23 15:09:55 +08:00
..