From 5749950501e9cc473fc8945ca3afb09bca02a7a7 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?D=C3=A1niel=20Buga?= <bugadani@gmail.com>
Date: Sun, 29 Oct 2023 15:40:13 +0100
Subject: [PATCH] Handle escaped percent sign (%%)

---
 esp-wifi/src/compat/syslog.rs | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/esp-wifi/src/compat/syslog.rs b/esp-wifi/src/compat/syslog.rs
index 545438fd..8997c9e0 100644
--- a/esp-wifi/src/compat/syslog.rs
+++ b/esp-wifi/src/compat/syslog.rs
@@ -167,6 +167,10 @@ pub(crate) unsafe fn vsnprintf(
                     }
                 }
 
+                '%' => {
+                    res_str.append_char('%');
+                }
+
                 _ => {
                     write!(res_str, "<UNKNOWN{}>", format_char).ok();
                 }