From 45a7e5fd370a5438f54e51e5ab57bd7a5fea56eb Mon Sep 17 00:00:00 2001
From: akallabeth <akallabeth@posteo.net>
Date: Mon, 22 Jul 2024 14:35:44 +0200
Subject: [PATCH] [crypto,base64] fix compiler warning

---
 libfreerdp/crypto/base64.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libfreerdp/crypto/base64.c b/libfreerdp/crypto/base64.c
index 5b03c894f..b9c4945b8 100644
--- a/libfreerdp/crypto/base64.c
+++ b/libfreerdp/crypto/base64.c
@@ -402,7 +402,7 @@ static INLINE int base64_decode_char(const signed char* WINPR_RESTRICT alphabet,
 	if (c <= '\0')
 		return -1;
 
-	return alphabet[c];
+	return alphabet[(size_t)c];
 }
 
 static INLINE void* base64_decode(const signed char* WINPR_RESTRICT alphabet,