Do not try to perform a queue operation in rabbit_amqqueue:with if the queue is stopped.

The only operation in `with` which can be performed on a stopped queue
is `delete`. It will call `delete_crashed` based on the `{absent, Q, stopped}`
result from `with`.

Author: hairyhum

src/rabbit_amqqueue.erl

@@ -463,11 +463,8 @@ with(Name, F, E, RetriesLeft) ->
         {ok, Q = #amqqueue{state = crashed}} ->
             E({absent, Q, crashed});
         {ok, Q = #amqqueue{state = stopped}} ->
-            %% If the queue process was stopped by the supervisor
-            %% we don't want to retry an operation.
-            rabbit_misc:with_exit_handler(
-              fun () -> E({absent, Q, stopped})
-              end, fun () -> F(Q) end);
+            %% The queue process was stopped by the supervisor
+            E({absent, Q, stopped});
         {ok, Q = #amqqueue{pid = QPid}} ->
             %% We check is_process_alive(QPid) in case we receive a
             %% nodedown (for example) in F() that has nothing to do

src/rabbit_channel.erl

@@ -2142,6 +2142,8 @@ handle_method(#'queue.delete'{queue     = QueueNameBin,
            fun (not_found)            -> {ok, 0};
                ({absent, Q, crashed}) -> rabbit_amqqueue:delete_crashed(Q, Username),
                                          {ok, 0};
+               ({absent, Q, stopped}) -> rabbit_amqqueue:delete_crashed(Q, Username),
+                                         {ok, 0};
                ({absent, Q, Reason})  -> rabbit_misc:absent(Q, Reason)
            end) of
         {error, in_use} ->