From 1e1ec0bdad3ac4e3de44acddfb791d6a3c3e3255 Mon Sep 17 00:00:00 2001
From: Stefan Rueger <stefan.rueger@urclocks.com>
Date: Thu, 1 Aug 2024 01:25:44 +0100
Subject: [PATCH] Silence compiler warning

---
 src/strutil.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/strutil.c b/src/strutil.c
index 52103622..bd22e368 100644
--- a/src/strutil.c
+++ b/src/strutil.c
@@ -1176,7 +1176,7 @@ const char *str_cchex(const void *buf, size_t len, int add_space) {
   int wd = 2 + !!add_space;
   char *ret = avr_cc_buffer(wd*len + 1);
   for(size_t i=0; i<len; i++)
-    sprintf(ret + i*wd, "%s%02X", " "+(3-wd), ((unsigned char *) buf)[i]);
+    sprintf(ret + i*wd, "%s%02X", &" "[3-wd], ((unsigned char *) buf)[i]);
   return ret;
 }