diff options
| author | Christoph Hellwig <hch@lst.de> | 2020-05-29 15:09:42 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2020-05-29 23:10:39 +0300 |
| commit | c0425a4249e9d313eec5f81c0bde8a286ebf9a63 (patch) | |
| tree | dbe8e82ca86e471956cef038764adb299270b0ef /net/core/sock.c | |
| parent | 05bfd3661448a46db3a258b316160d34cf0a1317 (diff) | |
| download | linux-c0425a4249e9d313eec5f81c0bde8a286ebf9a63.tar.xz | |
net: add a new bind_add method
The SCTP protocol allows to bind multiple address to a socket. That
feature is currently only exposed as a socket option. Add a bind_add
method struct proto that allows to bind additional addresses, and
switch the dlm code to use the method instead of going through the
socket option from kernel space.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Marcelo Ricardo Leitner <marcelo.leitner@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/core/sock.c')
| -rw-r--r-- | net/core/sock.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/net/core/sock.c b/net/core/sock.c index 2ca3425b519c..61ec573221a6 100644 --- a/net/core/sock.c +++ b/net/core/sock.c @@ -3712,3 +3712,11 @@ bool sk_busy_loop_end(void *p, unsigned long start_time) } EXPORT_SYMBOL(sk_busy_loop_end); #endif /* CONFIG_NET_RX_BUSY_POLL */ + +int sock_bind_add(struct sock *sk, struct sockaddr *addr, int addr_len) +{ + if (!sk->sk_prot->bind_add) + return -EOPNOTSUPP; + return sk->sk_prot->bind_add(sk, addr, addr_len); +} +EXPORT_SYMBOL(sock_bind_add); |