net: add a new bind_add method

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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>

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Christoph Hellwig 2020-05-29 14:09:42 +02:00 • committed by David S. Miller

parent 05bfd36614

commit c0425a4249

4 changed files with 30 additions and 7 deletions

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6

include/net/sock.h

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