diff --git a/FileWrapper_Lin.cpp b/FileWrapper_Lin.cpp
index 8bb2492..193efe6 100644
--- a/FileWrapper_Lin.cpp
+++ b/FileWrapper_Lin.cpp
@@ -24,10 +24,6 @@ DirWalk::DirWalk(const std::string& DirName)
     {
         _p->root = realname;
     }
-    else
-    {
-        _status = -1;
-    }
 }
 
 DirWalk::~DirWalk()
@@ -41,7 +37,7 @@ bool DirWalk::isReady() const
     return _p->dir != NULL;
 }
 
-int DirWalk::next(std:; string& name, bool& is_dir)
+int DirWalk::next(std::string& name, bool& is_dir)
 {
     dirent* file = NULL;
     if ((file = readdir(Dir)) != NULL)
@@ -70,7 +66,7 @@ int DirWalk::next(std:; string& name, bool& is_dir)
     }
 }
 
-std::string DirWalk::getroot()
+std::string DirWalk::getroot() const
 {
     return _p->root;
 }