/* we may already have the packet in the out of sequence queue */
        ackbit = seq - (call->rx_data_eaten + 1);
        ASSERTCMP(ackbit, >=, 0);
-       if (__test_and_set_bit(ackbit, &call->ackr_window)) {
+       if (__test_and_set_bit(ackbit, call->ackr_window)) {
                _debug("dup oos #%u [%u,%u]",
                       seq, call->rx_data_eaten, call->rx_data_post);
                ack = RXRPC_ACK_DUPLICATE;
 
        if (seq >= call->ackr_win_top) {
                _debug("exceed #%u [%u]", seq, call->ackr_win_top);
-               __clear_bit(ackbit, &call->ackr_window);
+               __clear_bit(ackbit, call->ackr_window);
                ack = RXRPC_ACK_EXCEEDS_WINDOW;
                goto discard_and_ack;
        }
        ret = rxrpc_queue_rcv_skb(call, skb, false, terminal);
        if (ret < 0) {
                if (ret == -ENOMEM || ret == -ENOBUFS) {
-                       __clear_bit(ackbit, &call->ackr_window);
+                       __clear_bit(ackbit, call->ackr_window);
                        ack = RXRPC_ACK_NOSPACE;
                        goto discard_and_ack;
                }