LXC: Change the owner of host devices to the root of container

These host devices are created for container,
the owner should be the root user of container.
Signed-off-by: NGao feng <gaofeng@cn.fujitsu.com>

src/lxc/lxc_controller.c

@@ -1348,6 +1348,9 @@ virLXCControllerSetupHostdevSubsysUSB(virDomainDefPtr vmDef,
         goto cleanup;
     }
 
+    if (lxcContainerChown(vmDef, dstfile) < 0)
+        goto cleanup;
+
     if (virSecurityManagerSetHostdevLabel(securityDriver,
                                           vmDef, def, vroot) < 0)
         goto cleanup;
@@ -1425,6 +1428,9 @@ virLXCControllerSetupHostdevCapsStorage(virDomainDefPtr vmDef,
         goto cleanup;
     }
 
+    if (lxcContainerChown(vmDef, dst) < 0)
+        goto cleanup;
+
     def->source.caps.u.storage.block = dst;
     if (virSecurityManagerSetHostdevLabel(securityDriver, vmDef, def, NULL) < 0)
         goto cleanup;
@@ -1501,6 +1507,9 @@ virLXCControllerSetupHostdevCapsMisc(virDomainDefPtr vmDef,
         goto cleanup;
     }
 
+    if (lxcContainerChown(vmDef, dst) < 0)
+        goto cleanup;
+
     def->source.caps.u.misc.chardev = dst;
     if (virSecurityManagerSetHostdevLabel(securityDriver, vmDef, def, NULL) < 0)
         goto cleanup;