[WCNCR00166525] misc: fix coverity issue

[Description]
Fix CID 2190583, 2190586 Out-of-bounds write

Change-Id: I4d9e3caf5f4ba5fe6a69ec2e68bff0da9945fef1
CR-Id: WCNCR00166525
Signed-off-by: guo-jie.wang <guo-jie.wang@mediatek.com>
Feature: misc
Reviewed-on: http://gerrit.mediatek.inc:8080/1252399
CheckPatch: Check Patch <srv_checkpatch@mediatek.com>
Reviewed-by: George Kuo <george.kuo@mediatek.com>
Reviewed-by: Sarick Jiang <sarick.jiang@mediatek.com>
Build: srv_neptune_adm <srv_neptune_adm@mediatek.com>
1 file changed