diff options
Diffstat (limited to 'drivers/dma/ti/k3-udma-glue.c')
| -rw-r--r-- | drivers/dma/ti/k3-udma-glue.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/dma/ti/k3-udma-glue.c b/drivers/dma/ti/k3-udma-glue.c index f0a399cf45b2..dd1a068f905d 100644 --- a/drivers/dma/ti/k3-udma-glue.c +++ b/drivers/dma/ti/k3-udma-glue.c @@ -1528,6 +1528,9 @@ int k3_udma_glue_rx_get_irq(struct k3_udma_glue_rx_channel *rx_chn, flow->virq = k3_ringacc_get_ring_irq_num(flow->ringrx); } + if (!flow->virq) + return -ENXIO; + return flow->virq; } EXPORT_SYMBOL_GPL(k3_udma_glue_rx_get_irq); |