From 77e0423ebf0fa50024b276d0c6b3888f6bc0228a Mon Sep 17 00:00:00 2001
From: Joshua Rogers <MegaManSec@users.noreply.github.com>
Date: Sat, 11 Oct 2025 14:43:39 +0800
Subject: [PATCH] bio_sock: fix inverted BIO_lookup return value check
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Signed-off-by: Joshua Rogers <MegaManSec@users.noreply.github.com>

Reviewed-by: Saša Nedvědický <sashan@openssl.org>
Reviewed-by: Matt Caswell <matt@openssl.org>
Reviewed-by: Tomas Mraz <tomas@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/28862)

(cherry picked from commit 1c1dcfc269c35e3f8fdbc72b78378aac90a61a81)
---
 crypto/bio/bio_sock.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/crypto/bio/bio_sock.c b/crypto/bio/bio_sock.c
index be1a74620f6..7271a14012b 100644
--- a/crypto/bio/bio_sock.c
+++ b/crypto/bio/bio_sock.c
@@ -261,7 +261,7 @@ int BIO_get_accept_socket(char *host, int bind_mode)
     if (BIO_sock_init() != 1)
         goto err;
 
-    if (BIO_lookup(h, p, BIO_LOOKUP_SERVER, AF_UNSPEC, SOCK_STREAM, &res) != 0)
+    if (BIO_lookup(h, p, BIO_LOOKUP_SERVER, AF_UNSPEC, SOCK_STREAM, &res) == 0)
         goto err;
 
     if ((s = BIO_socket(BIO_ADDRINFO_family(res), BIO_ADDRINFO_socktype(res),
-- 
2.47.3