[PATCH] af_rxrpc accept race (was: RxRPC: 3 issues found in my example code)

David Howells dhowells at redhat.com
Mon May 12 06:10:12 PDT 2014

Tim Smith <tim at electronghost.co.uk> wrote:

> rxrpc_setup_incoming_call() cannot be called with an rxrpc_sock in state 
> RXRPC_CLOSE, so the check and exit path can be removed.

Why not?  Can't there be a race between rxrpc_release_sock() and
rxrpc_setup_incoming_call()?  That is, cannot the application be closing the
socket at the same time as a new call is coming in?


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