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-rw-r--r--src/vlib/unix/cli.c21
1 files changed, 14 insertions, 7 deletions
diff --git a/src/vlib/unix/cli.c b/src/vlib/unix/cli.c
index f9d6b40c4d5..2d5a22dc66a 100644
--- a/src/vlib/unix/cli.c
+++ b/src/vlib/unix/cli.c
@@ -3603,14 +3603,21 @@ unix_cli_set_terminal_history (vlib_main_t * vm,
goto done;
}
- /* If we reduced history size, or turned it off, purge the history */
- limit = cf->has_history ? cf->history_limit : 0;
+ }
- while (cf->command_history && vec_len (cf->command_history) >= limit)
- {
- vec_free (cf->command_history[0]);
- vec_delete (cf->command_history, 1, 0);
- }
+ /* If we reduced history size, or turned it off, purge the history */
+ limit = cf->has_history ? cf->history_limit : 0;
+ if (limit < vec_len (cf->command_history))
+ {
+ u32 i;
+
+ /* How many items to remove from the start of history */
+ limit = vec_len (cf->command_history) - limit;
+
+ for (i = 0; i < limit; i++)
+ vec_free (cf->command_history[i]);
+
+ vec_delete (cf->command_history, limit, 0);
}
done: