rxrpc_prefail_call
void rxrpc_prefail_call(struct rxrpc_call *call, enum rxrpc_call_completion compl,
rxrpc_prefail_call(call, RXRPC_CALL_LOCAL_ERROR, -EBADSLT);
rxrpc_prefail_call(call, RXRPC_CALL_LOCAL_ERROR, ret);
rxrpc_prefail_call(call, RXRPC_CALL_LOCAL_ERROR, -EEXIST);