Add condition to check the return value of dma_async_device_register
and implement its error handling.
Addresses-Coverity: Event check_return.
Signed-off-by: Shravya Kumbham <shravya.kumbham@xilinx.com>
Signed-off-by: Harini Katakam <harini.katakam@xilinx.com>
Signed-off-by: Radhey Shyam Pandey <radhey.shyam.pandey@xilinx.com>
Link: https://lore.kernel.org/r/1652166762-18317-3-git-send-email-radhey.shyam.pandey@xilinx.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
p->dst_addr_widths = BIT(zdev->chan->bus_width / 8);
p->src_addr_widths = BIT(zdev->chan->bus_width / 8);
- dma_async_device_register(&zdev->common);
+ ret = dma_async_device_register(&zdev->common);
+ if (ret) {
+ dev_err(zdev->dev, "failed to register the dma device\n");
+ goto free_chan_resources;
+ }
ret = of_dma_controller_register(pdev->dev.of_node,
of_zynqmp_dma_xlate, zdev);