diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index f3a358e66a..b897516a7d 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,8 @@
+2014-12-15  Catalin Udma  <catalin.udma@freescale.com>
+
+	PR gdb/15684
+	* memattr.c (mem_info_command): Remove "unsigned long" casts.
+
 2014-12-13  Doug Evans  <xdje42@gmail.com>
 
 	* utils.c (make_hex_string): Fix off-by-one error.
diff --git a/gdb/memattr.c b/gdb/memattr.c
index 25e455495e..9d2a2d452b 100644
--- a/gdb/memattr.c
+++ b/gdb/memattr.c
@@ -447,9 +447,9 @@ mem_info_command (char *args, int from_tty)
 		       m->number,
 		       m->enabled_p ? 'y' : 'n');
       if (gdbarch_addr_bit (target_gdbarch ()) <= 32)
-	tmp = hex_string_custom ((unsigned long) m->lo, 8);
+	tmp = hex_string_custom (m->lo, 8);
       else
-	tmp = hex_string_custom ((unsigned long) m->lo, 16);
+	tmp = hex_string_custom (m->lo, 16);
       
       printf_filtered ("%s ", tmp);
 
@@ -458,14 +458,14 @@ mem_info_command (char *args, int from_tty)
 	  if (m->hi == 0)
 	    tmp = "0x100000000";
 	  else
-	    tmp = hex_string_custom ((unsigned long) m->hi, 8);
+	    tmp = hex_string_custom (m->hi, 8);
 	}
       else
 	{
 	  if (m->hi == 0)
 	    tmp = "0x10000000000000000";
 	  else
-	    tmp = hex_string_custom ((unsigned long) m->hi, 16);
+	    tmp = hex_string_custom (m->hi, 16);
 	}
 
       printf_filtered ("%s ", tmp);