[PATCH net] rxrpc: Fix deadlock around release of dst cached on udp tunnel

[Vadim Fedorenko]

On 29.01.2021 17:41, David Howells wrote:
> Vadim Fedorenko <vfedorenko at novek.ru> wrote:
> 
>> You missed the call to dst_release(sk->sk_rx_dst) in
>> rxrpc_sock_destructor. Without it we are still leaking the dst.
> 
> Hmmm...  I no longer get the messages appearing with this patch.  I'll have
> another look.

Sorry, my bad. rxrpc_sock_destructor destroys AF_RXRPC sockets, which are 
totally different from the UDP kernel socket used as a transport and which are 
destroyed as usual UDP sockets.

Ack-by: Vadim Fedorenko <vfedorenko at novek.ru>