tests: grid, use temp variable to make klockwork happy
tests: grid, use temp variable to make klockwork happy

andyLiuChina/libyami,andyLiuChina/libyami,chivakker/libyami,uartie/libyami,BtbN/libyami,dspmeng/libyami,yizhouwei/libyami,lizhong1008/libyami,seanvk/libyami,01org/libyami,halleyzhao/libyami,clearlylin/libyami,YuJiankang/libyami,zhaobob/libyami,lizhong1008/libyami,yizhouwei/libyami,zhaobob/libyami,BtbN/libyami,lizhong1008/libyami,yizhouwei/libyami,seanvk/libyami,halleyzhao/libyami,andyLiuChina/libyami,BtbN/libyami,stripes416/libyami,halleyzhao/libyami,dspmeng/libyami,halleyzhao/libyami,chivakker/libyami,01org/libyami,dspmeng/libyami,uartie/libyami,YuJiankang/libyami,YuJiankang/libyami,chivakker/libyami,01org/libyami,clearlylin/libyami,seanvk/libyami,stripes416/libyami,BtbN/libyami,stripes416/libyami,uartie/libyami,clearlylin/libyami,zhaobob/libyami,andyLiuChina/libyami