re PR fortran/40853 (I/O: Namelist read error)

2009-08-02  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libfortran/40853
	* io/list_read.c (nml_get_obj_data): Do not set nl
	pointer to first_nl if nl->next is NULL.

From-SVN: r150356

libgfortran/ChangeLog

+2009-08-02  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
+
+	PR libfortran/40853
+	* io/list_read.c (nml_get_obj_data): Do not set nl
+	pointer to first_nl if nl->next is NULL.
+
 2009-07-31  Kaz Kojima  <kkojima@gcc.gnu.org>
 
 	* Makefile.am: Don't set SECTION_FLAGS with @SECTION_FLAGS@.

libgfortran/io/list_read.c

@@ -2773,7 +2773,7 @@ get_name:
 
   if (nl->type == GFC_DTYPE_DERIVED)
     nml_touch_nodes (nl);
-  if (component_flag && nl->var_rank > 0)
+  if (component_flag && nl->var_rank > 0 && nl->next)
     nl = first_nl;
 
   /* Make sure no extraneous qualifiers are there.  */