From 84c747c81cc408c0f46016abf8cad41f25ecd05b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Mario=20H=C3=BCttel?= <mario.huettel@gmx.net>
Date: Tue, 22 Sep 2020 23:47:18 +0200
Subject: [PATCH] silence compiler warning about unused parameter

---
 stm-firmware/shell.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/stm-firmware/shell.c b/stm-firmware/shell.c
index c48c946..dbc08c8 100644
--- a/stm-firmware/shell.c
+++ b/stm-firmware/shell.c
@@ -51,6 +51,7 @@ static char IN_SECTION(.ccm.bss) history_buffer[600];
 
 static bool check_opt(const char *args, uint32_t len, const char *opt_to_check)
 {
+	(void)len;
 	char str[128];
 	const char *ptr;
 	static const char * const tokens = "\t ";