vfio/ccw: Fix the missed unrealize() call in error path

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.duan@intel.com>
Reviewed-by: Cédric Le Goater <clg@redhat.com>
Reviewed-by: Eric Farman <farman@linux.ibm.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Message-ID: <20240522170107.289532-7-clg@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>

diff --git a/hw/vfio/ccw.c b/hw/vfio/ccw.c
index a468fa2342b97e0ee36bd5fb8443025cc90a0453..36f2677a448c5e31523dcc3de7d973ec70e4a13c 100644 (file)
--- 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);
     }