When finalizing I/O transfer, set current_record to 0 before returning.

PR libfortran/40714

Co-Authored-By: Jerry DeLisle <jvdelisle@gcc.gnu.org>

From-SVN: r149757

libgfortran/ChangeLog

+2009-07-17  Janne Blomqvist  <jb@gcc.gnu.org>
+	    Jerry DeLisle  <jvdelisle@gcc.gnu.org>
+		
+	PR libfortran/40714
+	* io/transfer.c (finalize_transfer): Set current_record to 0
+	before returning in case of error.
+
 2009-07-12  Tobias Burnus  <burnus@net-b.de>
 
 	PR libfortran/22423

libgfortran/io/transfer.c

@@ -3103,7 +3103,11 @@ finalize_transfer (st_parameter_dt *dtp)
     }
 
   if ((dtp->common.flags & IOPARM_LIBRETURN_MASK) != IOPARM_LIBRETURN_OK)
-    return;
+    {
+      if (dtp->u.p.current_unit && current_mode (dtp) == UNFORMATTED_SEQUENTIAL)
+	dtp->u.p.current_unit->current_record = 0;
+      return;
+    }
 
   if ((dtp->u.p.ionml != NULL)
       && (cf & IOPARM_DT_HAS_NAMELIST_NAME) != 0)