Fix: Wrong pack_type

Author: toraidl

functions.sh

@@ -216,15 +216,11 @@ extract_partition() {
     target_dir=$2
     if [[ -f ${part_img} ]];then 
         if [[ $($tools_dir/gettype -i ${part_img} ) == "ext" ]];then
-            pack_type="EXT"
             blue "[ext] 正在分解${part_name}" "[ext] Extracing ${part_name} "
             sudo python3 bin/imgextractor/imgextractor.py ${part_img} ${target_dir} >/dev/null 2>&1 || { error "分解 ${part_name} 失败" "Extracting ${part_name} failed."; exit 1; }
             green "[ext]分解[${part_name}] 完成" "[ext] ${part_name} extracted."
             rm -rf ${part_img}      
         elif [[ $($tools_dir/gettype -i ${part_img}) == "erofs" ]]; then
-            if [[ $repackext4 != true ]];then
-                pack_type="EROFS"
-            fi
             blue "[erofs] 正在分解${part_name} " "[erofs] Extracing ${part_name} "
             extract.erofs -x -i ${part_img}  -o $target_dir > /dev/null 2>&1 || { error "分解 ${part_name} 失败" "Extracting ${part_name} failed." ; exit 1; }
             green "[erofs] 分解[${part_name}] 完成" "[erofs] ${part_name} extracted."