From: Petr Štetiar <ynezz@true.cz>
Date: Thu, 10 Dec 2020 11:09:48 +0000 (+0100)
Subject: ustream-mbedtls: fix comparison of integers of different signs
X-Git-Url: http://git.openwrt.org/source?a=commitdiff_plain;h=cd2c3d12db432dd8a484e34818d1a30f84ad9fae;p=project%2Fustream-ssl.git

ustream-mbedtls: fix comparison of integers of different signs

Fixes following compiler extra warning:

 ustream-mbedtls.c:40:11: error: comparison of integers of different signs: 'int' and 'size_t' (aka 'unsigned long') [-Werror,-Wsign-compare]
        if (slen > len)
            ~~~~ ^ ~~~

Signed-off-by: Petr Štetiar <ynezz@true.cz>
---

diff --git a/ustream-mbedtls.c b/ustream-mbedtls.c
index 9f73c58..3424743 100644
--- a/ustream-mbedtls.c
+++ b/ustream-mbedtls.c
@@ -37,7 +37,7 @@ static int s_ustream_read(void *ctx, unsigned char *buf, size_t len)
 		return 0;
 
 	sbuf = ustream_get_read_buf(s, &slen);
-	if (slen > len)
+	if ((size_t) slen > len)
 		slen = len;
 
 	if (!slen)