From a4c0526d7b90fc96698a4452c527ffe59b2304c3 Mon Sep 17 00:00:00 2001
From: Stefanos Stefanidis <www.fe32gr23@gmail.com>
Date: Tue, 26 Mar 2024 16:04:47 +0200
Subject: [PATCH] Address issue #166 in xv6-riscv.

---
 kernel/printf.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/kernel/printf.c b/kernel/printf.c
index 1a50203d9a..32b4c80030 100644
--- a/kernel/printf.c
+++ b/kernel/printf.c
@@ -81,8 +81,10 @@ printf(char *fmt, ...)
       continue;
     }
     c = fmt[++i] & 0xff;
-    if(c == 0)
+    if(c == 0) {
+      consputc('%');
       break;
+    }
     switch(c){
     case 'd':
       printint(va_arg(ap, int), 10, 1);