From f7f0632b01cf16efccb133e395cf115c194bd003 Mon Sep 17 00:00:00 2001 From: David Carlier Date: Sat, 24 Apr 2021 16:13:26 +0100 Subject: [PATCH] BIO_listen: disable setting ipv6_v6only on OpenBSD as it is a read only data and true Reviewed-by: Tomas Mraz Reviewed-by: Ben Kaduk (Merged from https://github.com/openssl/openssl/pull/15015) --- crypto/bio/b_sock2.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/crypto/bio/b_sock2.c b/crypto/bio/b_sock2.c index 0446e7fd8db..f13f20148bb 100644 --- a/crypto/bio/b_sock2.c +++ b/crypto/bio/b_sock2.c @@ -264,7 +264,8 @@ int BIO_listen(int sock, const BIO_ADDR *addr, int options) } } -# ifdef IPV6_V6ONLY + /* On OpenBSD it is always ipv6 only with ipv6 sockets thus read-only */ +# if defined(IPV6_V6ONLY) && !defined(__OpenBSD__) if (BIO_ADDR_family(addr) == AF_INET6) { /* * Note: Windows default of IPV6_V6ONLY is ON, and Linux is OFF. -- 2.47.3