From 99b40fa2434f38ee2f8af667d0a8cb0997bd35d7 Mon Sep 17 00:00:00 2001
From: Andre Renaud <andre@ignavus.net>
Date: Thu, 29 Jan 2026 09:35:00 +1300
Subject: [PATCH] Avoid wrapping size_t to -1

---
 embedded_cli.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/embedded_cli.c b/embedded_cli.c
index 2ea22d9..6313a20 100644
--- a/embedded_cli.c
+++ b/embedded_cli.c
@@ -85,9 +85,8 @@ static void term_cursor_fwd(struct embedded_cli *cli, size_t n)
 #if EMBEDDED_CLI_HISTORY_LEN
 static void term_backspace(struct embedded_cli *cli, size_t n)
 {
-    // printf("backspace %d ('%s': %d)\n", n, cli->buffer, cli->done);
-    while (n--)
-        cli_putchar(cli, '\b', n == 0);
+    for (; n > 0; n--)
+        cli_putchar(cli, '\b', n == 1);
 }
 
 static const char *embedded_cli_get_history_search(struct embedded_cli *cli)