ascend inclusion
category: bugfix
bugzilla: 16554
CVE: NA

------------

Delete duplicated code when svm device remove. If add device error,
it will call svm_device_remove to unregister this device

Fixes: 70c6ec3d3017 ("svm: serach dts to init children device")
Fixes: d8686652bc47 ("svm: seacrh acpi to init svm device children")
Signed-off-by: NLijun Fang <fanglijun3@huawei.com>
Reviewed-by: NKefeng Wang <wangkefeng.wang@huawei.com>
Signed-off-by: NYang Yingliang <yangyingliang@huawei.com>