!1597 Fix the bugs of 3SNIC driver compilation failure while using clang

Merge Pull Request from: @steven-song3 
 
category: bugfix
bugzilla: https://gitee.com/openeuler/kernel/issues/I7PGHA


CVE:NA

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1.fix a serial of uninitialized bugs 
2.fix the bug that expression does not compute the number of elements

Reviewed-by: Chen Mou <chenmou@3snic.com>
Reviewed-by: Wan Renyong <wanry@3snic.com>
Reviewed-by: Yang Gan <yanggan@3snic.com>
Reviewed-by: Wen Liang <wenliang@3snic.com>
Signed-off-by: Steven Song <steven.song@3snic.com>

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Test:
compille: pass
insmod/rmmod: pass
iperf: Pass 
 
Link:https://gitee.com/openeuler/kernel/pulls/1597

 

Reviewed-by: Jason Zeng <jason.zeng@intel.com>
Signed-off-by: Jialin Zhang <zhangjialin11@huawei.com>