On 6/7/2016 4:21 PM, Auger Eric wrote:

quoted

-		vfio_platform_call_reset(vdev, NULL);

quoted

+		ret = vfio_platform_call_reset(vdev, &extra_dbg);
+		if (ret && vdev->reset_required) {
+			dev_warn(vdev->device, "reset driver is required and reset call failed in open (%d) %s\n",
+				 ret, extra_dbg ? extra_dbg : "");
+			goto err_irq;

I am afraid you need to tear down the resources allocated by vfio_platform_irq_init. 

Best Regards

Eric

I added this to the error path and replaced the goto above with err_rst.

+err_rst:
+        vfio_platform_irq_cleanup(vdev);
err_irq:
        vfio_platform_regions_cleanup(vdev);

-- 
Sinan Kaya
Qualcomm Technologies, Inc. on behalf of Qualcomm Innovation Center, Inc.
Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, a Linux Foundation Collaborative Project