Commit 7212a57e authored Oct 06, 2016 by David Howells

rxrpc: Fix oops on incoming call to serviceless endpoint

If an call comes in to a local endpoint that isn't listening for any
incoming calls at the moment, an oops will happen. We need to check that
the local endpoint's service pointer isn't NULL before we dereference it.

Signed-off-by: David Howells <dhowells@redhat.com>

parent 19c0dbd5

net/rxrpc/call_accept.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -337,7 +337,7 @@ struct rxrpc_call rxrpc_new_incoming_call(struct rxrpc_local local,

		/* Get the socket providing the service */
		rx = rcu_dereference(local->service);
		if (service_id == rx->srx.srx_service)
		if (rx && service_id == rx->srx.srx_service)
		goto found_service;

		trace_rxrpc_abort("INV", sp->hdr.cid, sp->hdr.callNumber, sp->hdr.seq,