The ->chans[] array has ->dma_requests elements so the check should be >= instead of >. The ->chans[] array is allocated in k3_dma_probe() Fixes: 8e6152bc660e ('dmaengine: Add hisilicon k3 DMA engine driver') Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx> diff --git a/drivers/dma/k3dma.c b/drivers/dma/k3dma.c index 7c636c53..f17a8c0 100644 --- a/drivers/dma/k3dma.c +++ b/drivers/dma/k3dma.c @@ -792,7 +792,7 @@ static struct dma_chan *k3_of_dma_simple_xlate(struct of_phandle_args *dma_spec, struct k3_dma_dev *d = ofdma->of_dma_data; unsigned int request = dma_spec->args[0]; - if (request > d->dma_requests) + if (request >= d->dma_requests) return NULL; return dma_get_slave_channel(&(d->chans[request].vc.chan)); -- To unsubscribe from this list: send the line "unsubscribe dmaengine" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html