diff options
Diffstat (limited to 'drivers/dma')
| -rw-r--r-- | drivers/dma/amba-pl08x.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/dma/amba-pl08x.c b/drivers/dma/amba-pl08x.c index c7f7b82..bebc678 100644 --- a/drivers/dma/amba-pl08x.c +++ b/drivers/dma/amba-pl08x.c @@ -1129,6 +1129,9 @@ static int dma_set_runtime_config(struct dma_chan *chan, u32 cctl = 0; int i; + if (!plchan->slave) + return -EINVAL; + /* Transfer direction */ plchan->runtime_direction = config->direction; if (config->direction == DMA_TO_DEVICE) { |