desc = dmaengine_prep_slave_sg(chan, sgl, sport->dma_tx_nents,
DMA_MEM_TO_DEV, DMA_PREP_INTERRUPT);
if (!desc) {
+ dma_unmap_sg(dev, sgl, sport->dma_tx_nents,
+ DMA_TO_DEVICE);
dev_err(dev, "We cannot prepare for the TX slave dma!\n");
return;
}
desc = dmaengine_prep_slave_sg(chan, sgl, 1, DMA_DEV_TO_MEM,
DMA_PREP_INTERRUPT);
if (!desc) {
+ dma_unmap_sg(dev, sgl, 1, DMA_FROM_DEVICE);
dev_err(dev, "We cannot prepare for the RX slave dma!\n");
return -EINVAL;
}