summaryrefslogtreecommitdiff
path: root/drivers/spi/spi-bcm2835.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/spi/spi-bcm2835.c')
-rw-r--r--drivers/spi/spi-bcm2835.c12
1 files changed, 8 insertions, 4 deletions
diff --git a/drivers/spi/spi-bcm2835.c b/drivers/spi/spi-bcm2835.c
index 775c0bf2f923..0933948d7df3 100644
--- a/drivers/spi/spi-bcm2835.c
+++ b/drivers/spi/spi-bcm2835.c
@@ -1138,10 +1138,14 @@ static void bcm2835_spi_handle_err(struct spi_controller *ctlr,
struct bcm2835_spi *bs = spi_controller_get_devdata(ctlr);
/* if an error occurred and we have an active dma, then terminate */
- dmaengine_terminate_sync(ctlr->dma_tx);
- bs->tx_dma_active = false;
- dmaengine_terminate_sync(ctlr->dma_rx);
- bs->rx_dma_active = false;
+ if (ctlr->dma_tx) {
+ dmaengine_terminate_sync(ctlr->dma_tx);
+ bs->tx_dma_active = false;
+ }
+ if (ctlr->dma_rx) {
+ dmaengine_terminate_sync(ctlr->dma_rx);
+ bs->rx_dma_active = false;
+ }
bcm2835_spi_undo_prologue(bs);
/* and reset */