[observer] Fix dialyser warnings

6 files changed, 11 insertions, 14 deletions

diff --git a/lib/observer/src/observer_perf_wx.erl b/lib/observer/src/observer_perf_wx.erl
index fa867e12f6..abf90ac612 100644
--- a/lib/observer/src/observer_perf_wx.erl
+++ b/lib/observer/src/observer_perf_wx.erl
@@ -123,7 +123,7 @@ init([Notebook, Parent]) ->
 		  }}
    catch _:Err ->
 	   io:format("~p crashed ~p: ~p~n",[?MODULE, Err, erlang:get_stacktrace()]),
-	   {error, Err}
+	   {stop, Err}
    end.
 
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
diff --git a/lib/observer/src/observer_pro_wx.erl b/lib/observer/src/observer_pro_wx.erl
index e2f3ddb02b..ee67664539 100644
--- a/lib/observer/src/observer_pro_wx.erl
+++ b/lib/observer/src/observer_pro_wx.erl
@@ -258,8 +258,7 @@ terminate(_Reason, #state{holder=Holder}) ->
     ok.
 
 code_change(_, _, State) ->
-    {stop, not_yet_implemented, State}.
-
+    {ok, State}.
 
 handle_call(Msg, _From, State) ->
     io:format("~p:~p: Unhandled call ~p~n",[?MODULE, ?LINE, Msg]),
diff --git a/lib/observer/src/observer_procinfo.erl b/lib/observer/src/observer_procinfo.erl
index 13e41cfe33..45218c177b 100644
--- a/lib/observer/src/observer_procinfo.erl
+++ b/lib/observer/src/observer_procinfo.erl
@@ -127,17 +127,15 @@ terminate(_Reason, #state{parent=Parent,pid=Pid,frame=Frame}) ->
     ok.
 
 code_change(_, _, State) ->
-    {stop, not_yet_implemented, State}.
+    {ok, State}.
 
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 init_process_page(Panel, Pid) ->
     Fields0 = process_info_fields(Pid),
     {FPanel, _, UpFields} = observer_lib:display_info(Panel, Fields0),
-    {FPanel, fun() -> case process_info_fields(Pid) of
-			  Fields when is_list(Fields) ->
-			      observer_lib:update_info(UpFields, Fields);
-			  _ -> ok
-		      end
+    {FPanel, fun() ->
+		     Fields = process_info_fields(Pid),
+		     observer_lib:update_info(UpFields, Fields)
 	     end}.
 
 init_text_page(Parent) ->
diff --git a/lib/observer/src/observer_sys_wx.erl b/lib/observer/src/observer_sys_wx.erl
index 09602bbd9e..f00a666a35 100644
--- a/lib/observer/src/observer_sys_wx.erl
+++ b/lib/observer/src/observer_sys_wx.erl
@@ -1,7 +1,7 @@
 %%
 %% %CopyrightBegin%
 %%
-%% Copyright Ericsson AB 2011. All Rights Reserved.
+%% Copyright Ericsson AB 2011-2012. All Rights Reserved.
 %%
 %% The contents of this file are subject to the Erlang Public License,
 %% Version 1.1, (the "License"); you may not use this file except in
@@ -147,7 +147,7 @@ terminate(_Reason, _State) ->
     ok.
 
 code_change(_, _, State) ->
-    {stop, not_yet_implemented, State}.
+    {ok, State}.
 
 handle_call(Msg, _From, State) ->
     io:format("~p~p: Unhandled Call ~p~n",[?MODULE, ?LINE, Msg]),
diff --git a/lib/observer/src/observer_trace_wx.erl b/lib/observer/src/observer_trace_wx.erl
index d0b6a1e063..f2a1084f85 100644
--- a/lib/observer/src/observer_trace_wx.erl
+++ b/lib/observer/src/observer_trace_wx.erl
@@ -1,7 +1,7 @@
 %%
 %% %CopyrightBegin%
 %%
-%% Copyright Ericsson AB 2011. All Rights Reserved.
+%% Copyright Ericsson AB 2011-2012. All Rights Reserved.
 %%
 %% The contents of this file are subject to the Erlang Public License,
 %% Version 1.1, (the "License"); you may not use this file except in
@@ -489,7 +489,7 @@ terminate(_Reason, #state{nodes=_Nodes}) ->
     ok.
 
 code_change(_, _, State) ->
-    {stop, not_yet_implemented, State}.
+    {ok, State}.
 
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 do_add_patterns({Module, NewPs}, State=#state{tpatterns=TPs0, m_view=Mview, f_view=Fview}) ->
diff --git a/lib/observer/src/observer_wx.erl b/lib/observer/src/observer_wx.erl
index 80f4fe1796..e433bea8c2 100644
--- a/lib/observer/src/observer_wx.erl
+++ b/lib/observer/src/observer_wx.erl
@@ -353,7 +353,7 @@ terminate(_Reason, #state{frame = Frame}) ->
     ok.
 
 code_change(_, _, State) ->
-    {stop, not_yet_implemented, State}.
+    {ok, State}.
 
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%