remove superfluous sleeps, simplify logic

lib/msf/core/exploit/smb/client/psexec.rb

@@ -142,7 +142,7 @@ module Exploit::Remote::SMB::Client::Psexec
     if svc_handle.nil?
       print_error("No service handle retrieved")
       return false
-    else
+    end
 
     if service_description
       vprint_status("Changing service description...")
@@ -186,10 +186,8 @@ module Exploit::Remote::SMB::Client::Psexec
         svc_client.closehandle(svc_handle)
       end
     end
-    end
 
     if disconnect
-      sleep(1)
       simple.disconnect("\\\\#{datastore['RHOST']}\\IPC$")
     end
 

lib/rex/proto/dcerpc/client.rb

@@ -260,8 +260,6 @@ require 'rex/proto/smb/exceptions'
 
     raw_response = ''
 
-    sleep 3
-
     begin
       raw_response = self.read()
     rescue ::EOFError
@@ -272,7 +270,6 @@ require 'rex/proto/smb/exceptions'
       raise Rex::Proto::DCERPC::Exceptions::NoResponse
     end
 
-
     self.last_response = Rex::Proto::DCERPC::Response.new(raw_response)
 
     if self.last_response.type == 3