Properly check for an out of range row index

* dwarf.c (process_cu_tu_index): Properly check for an out of
	range row index.

binutils/ChangeLog

@@ -1,3 +1,8 @@
+2014-12-01  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* dwarf.c (process_cu_tu_index): Properly check for an out of
+	range row index.
+
 2014-12-01  Nick Clifton  <nickc@redhat.com>
 
 	PR binutils/17512

binutils/dwarf.c

@@ -6825,7 +6825,7 @@ process_cu_tu_index (struct dwarf_section *section, int do_display)
 	  if (row != 0)
 	    {
 	      /* PR 17531: file: a05f6ab3.  */
-	      if (row >= nused)
+	      if (row > nused)
 		{
 		  warn (_("Row index (%u) is larger than number of used entries (%u)\n"),
 			row, nused);