Commit e7f2b054 authored by Arvind Yadav's avatar Arvind Yadav Committed by Greg Kroah-Hartman

xen: xenbus: use put_device() instead of kfree()

[ Upstream commit 351b2bccede1cb673ec7957b35ea997ea24c8884 ]

Never directly free @dev after calling device_register(), even
if it returned an error! Always use put_device() to give up the
reference initialized.
Signed-off-by: 's avatarArvind Yadav <arvind.yadav.cs@gmail.com>
Reviewed-by: 's avatarJuergen Gross <jgross@suse.com>
Signed-off-by: 's avatarJuergen Gross <jgross@suse.com>
Signed-off-by: 's avatarSasha Levin <alexander.levin@microsoft.com>
Signed-off-by: 's avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 9238d1fa
......@@ -466,8 +466,11 @@ int xenbus_probe_node(struct xen_bus_type *bus,
/* Register with generic device framework. */
err = device_register(&xendev->dev);
if (err)
if (err) {
put_device(&xendev->dev);
xendev = NULL;
goto fail;
}
return 0;
fail:
......
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