From 7264068a15e7c4955efa25753430595a45caa16f Mon Sep 17 00:00:00 2001
From: Peiwei Hu <jlu.hpw@foxmail.com>
Date: Sun, 14 Nov 2021 16:55:45 +0800
Subject: [PATCH] BIO_gets: fix the incomplete return check

Reviewed-by: Paul Dale <pauli@openssl.org>
Reviewed-by: Tomas Mraz <tomas@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/17028)
---
 test/danetest.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/test/danetest.c b/test/danetest.c
index 8af31aa34e4..0ed460039d4 100644
--- a/test/danetest.c
+++ b/test/danetest.c
@@ -152,7 +152,7 @@ static char *read_to_eol(BIO *f)
     static char buf[4096];
     int n;
 
-    if (!BIO_gets(f, buf, sizeof(buf)))
+    if (BIO_gets(f, buf, sizeof(buf)) <= 0)
         return NULL;
 
     n = strlen(buf);
-- 
2.47.2