libmix: to correct wrong buffer length in length prefixed path

BZ: 13281

Fix a wrong buffer length issue in length prefixed path

Change-Id: If57111da0b80e4e12502e322e7c05534a866e59b
Signed-off-by: Weian Chen <weian.chen@intel.com>
Reviewed-on: http://android.intel.com:8080/23223
Reviewed-by: Fang, Yanlong <yanlong.fang@intel.com>
Tested-by: Ding, Haitao <haitao.ding@intel.com>
Reviewed-by: buildbot <buildbot@intel.com>
Tested-by: buildbot <buildbot@intel.com>
1 file changed