Re: [PATCH 6/7] vfio/ccw: Fix the missed unrealize() call in error path

[Cédric Le Goater]

On 5/22/24 19:01, Cédric Le Goater wrote:

From: Zhenzhong Duan <zhenzhong.d...@intel.com>

When get name failed, we should call unrealize() so that
vfio_ccw_realize() is self contained.

Fixes: 909a6254eda ("vfio/ccw: Make vfio cdev pre-openable by passing a file 
handle")
Signed-off-by: Zhenzhong Duan <zhenzhong.d...@intel.com>

Reviewed-by: Cédric Le Goater <c...@redhat.com>

Thanks,

C.

---
  hw/vfio/ccw.c | 3 ++-
  1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/hw/vfio/ccw.c b/hw/vfio/ccw.c
index 
a468fa2342b97e0ee36bd5fb8443025cc90a0453..36f2677a448c5e31523dcc3de7d973ec70e4a13c
 100644
--- a/hw/vfio/ccw.c
+++ b/hw/vfio/ccw.c
@@ -588,7 +588,7 @@ static void vfio_ccw_realize(DeviceState *dev, Error **errp)
      }

if (!vfio_device_get_name(vbasedev, errp)) {

-        return;
+        goto out_unrealize;
      }

if (!vfio_attach_device(cdev->mdevid, vbasedev,

@@ -631,6 +631,7 @@ out_region_err:
      vfio_detach_device(vbasedev);
  out_attach_dev_err:
      g_free(vbasedev->name);
+out_unrealize:
      if (cdc->unrealize) {
          cdc->unrealize(cdev);
      }