diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 379c8d22ec7..191ef31463e 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,8 @@
+2013-04-19  Pedro Alves  <palves@redhat.com>
+
+	* record.c (validate_history_size): Make parameter 'setting'
+	unsigned.
+
 2013-04-19  Pedro Alves  <palves@redhat.com>
 
 	* ctf.c (ctf_write_uploaded_tsv, ctf_write_uploaded_tp): Add casts
diff --git a/gdb/record.c b/gdb/record.c
index 0a7f0a1aa50..76d9fd2d7a9 100644
--- a/gdb/record.c
+++ b/gdb/record.c
@@ -643,7 +643,7 @@ cmd_record_call_history (char *arg, int from_tty)
    is the real setting the command allows changing.  */
 
 static void
-validate_history_size (unsigned int *command_var, int *setting)
+validate_history_size (unsigned int *command_var, unsigned int *setting)
 {
   if (*command_var != UINT_MAX && *command_var > INT_MAX)
     {