core: don't execute command scheduled by /wait if the buffer does not exist any more

src/core/wee-command.c

@@ -8126,10 +8126,9 @@ command_init ()
            "command: command to execute (or text to send to buffer if command "
            "does not start with '/')\n"
            "\n"
-           "Note: command is executed on buffer where /wait was executed (if "
-           "buffer is not found (for example if it has been closed before "
-           "execution of command), then command is executed on WeeChat core "
-           "buffer).\n"
+           "Note: the command is executed on buffer where /wait was executed "
+           "(if the buffer does not exist any more, the command is not "
+           "executed).\n"
            "\n"
            "Examples:\n"
            "  join channel in 10 seconds:\n"

src/core/wee-input.c

@@ -374,12 +374,7 @@ input_data_timer_cb (const void *pointer, void *data, int remaining_calls)
 
     if (timer_args[0] && timer_args[1])
     {
-        /* search buffer, fallback to core buffer if not found */
         ptr_buffer = gui_buffer_search_by_full_name (timer_args[0]);
-        if (!ptr_buffer)
-            ptr_buffer = gui_buffer_search_main ();
-
-        /* execute command */
         if (ptr_buffer)
             (void) input_data (ptr_buffer, timer_args[1], timer_args[2]);
     }