ksmbd: off ipv6only for both ipv4/ipv6 binding

ΕΛΕΝΗ reported that ksmbd binds to the IPV6 wildcard (::) by default for
ipv4 and ipv6 binding. So IPV4 connections are successful only when
the Linux system parameter bindv6only is set to 0 [default value].
If this parameter is set to 1, then the ipv6 wildcard only represents
any IPV6 address. Samba creates different sockets for ipv4 and ipv6
by default. This patch off sk_ipv6only to support IPV4/IPV6 connections
without creating two sockets.

Cc: stable@vger.kernel.org
Reported-by: ΕΛΕΝΗ ΤΖΑΒΕΛΛΑ <helentzavellas@yahoo.gr>
Signed-off-by: Namjae Jeon <linkinjeon@kernel.org>
Signed-off-by: Steve French <stfrench@microsoft.com>
This commit is contained in:
Namjae Jeon 2024-05-01 21:41:50 +09:00 committed by Steve French
parent bc642d7bfd
commit cc00bc83f2
1 changed files with 4 additions and 0 deletions

View File

@ -448,6 +448,10 @@ static int create_socket(struct interface *iface)
sin6.sin6_family = PF_INET6;
sin6.sin6_addr = in6addr_any;
sin6.sin6_port = htons(server_conf.tcp_port);
lock_sock(ksmbd_socket->sk);
ksmbd_socket->sk->sk_ipv6only = false;
release_sock(ksmbd_socket->sk);
}
ksmbd_tcp_nodelay(ksmbd_socket);