diff --git a/drivers/dma/dmaengine.c b/drivers/dma/dmaengine.c
index 23e3bb18c166..6ffd8bd82154 100644
--- a/drivers/dma/dmaengine.c
+++ b/drivers/dma/dmaengine.c
@@ -814,10 +814,15 @@ static const struct dma_slave_map *dma_filter_match(struct dma_device *device,
  */
 struct dma_chan *dma_request_chan(struct device *dev, const char *name)
 {
-	struct fwnode_handle *fwnode = dev_fwnode(dev);
+	struct fwnode_handle *fwnode;
 	struct dma_device *d, *_d;
 	struct dma_chan *chan = NULL;
 
+	if (WARN_ON(!dev || !name))
+		return ERR_PTR(-EINVAL);
+
+	fwnode = dev_fwnode(dev);
+
 	if (is_of_node(fwnode))
 		chan = of_dma_request_slave_channel(to_of_node(fwnode), name);
 	else if (is_acpi_device_node(fwnode))