rxrpc: use udp tunnel APIs instead of open code in rxrpc_open_socket
In rxrpc_open_socket(), now it's using sock_create_kern() and kernel_bind() to create a udp tunnel socket, and other kernel APIs to set up it. These code can be replaced with udp tunnel APIs udp_sock_create() and setup_udp_tunnel_sock(), and it'll simplify rxrpc_open_socket(). Note that with this patch, the udp tunnel socket will always bind to a random port if transport is not provided by users, which is suggested by David Howells, thanks! Acked-by:David Howells <dhowells@redhat.com> Signed-off-by:
Xin Long <lucien.xin@gmail.com> Reviewed-by:
Vadim Fedorenko <vfedorenko@novek.ru> Signed-off-by:
David S. Miller <davem@davemloft.net>
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b2f17564
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