On 2021-04-13 10:40, Lorenzo Bianconi wrote: > In order to avoid memory leaks, clean the dma engine unloading the > module > > Signed-off-by: Lorenzo Bianconi <lorenzo@xxxxxxxxxx> Now it is accessing DMA registers after mt7921_mcu_exit has already called mt7921_wfsys_reset. Please move the mt7921_mcu_exit call further down. - Felix