net/spnic:Remove unused functions about ceq

Ramaxel inclusion
category: bugfix
bugzilla: https://gitee.com/openeuler/kernel/issues/I4P01N


CVE: NA

Remove unused functions about ceq
since the code just defined but never used in the driver.

Signed-off-by: Yanling Song <songyl@ramaxel.com>
Reviewed-by: Yang Gan <yanggan@ramaxel.com>
Acked-by: Xie XiuQi <xiexiuqi@huawei.com>
Acked-by: Xie XiuQi <xiexiuqi@huawei.com>
Signed-off-by: Zheng Zengkai <zhengzengkai@huawei.com>