crypto: hisilicon/sec2 - optimize the error return process

driver inclusion
category: bugfix
bugzilla: https://gitee.com/openeuler/kernel/issues/I8LFYK


CVE: NA

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Added the printf of an error message and optimized the handling
process of ret.

Signed-off-by: Chenghai Huang <huangchenghai2@huawei.com>
Signed-off-by: JiangShui Yang <yangjiangshui@h-partners.com>