{
        unsigned int netisr0, dmaisr;
        int handled = 0;
-       struct c2_dev *c2dev = (struct c2_dev *) dev_id;
+       struct c2_dev *c2dev = dev_id;
 
        /* Process CCILNET interrupts */
        netisr0 = readl(c2dev->regs + C2_NISR0);
 
        switch (resource_indicator) {
        case C2_RES_IND_QP:{
 
-               struct c2_qp *qp = (struct c2_qp *)resource_user_context;
+               struct c2_qp *qp = resource_user_context;
                struct iw_cm_id *cm_id = qp->cm_id;
                struct c2wr_ae_active_connect_results *res;
 
                struct c2wr_ae_connection_request *req =
                        &wr->ae.ae_connection_request;
                struct iw_cm_id *cm_id =
-                       (struct iw_cm_id *)resource_user_context;
+                       resource_user_context;
 
                pr_debug("C2_RES_IND_EP event_id=%d\n", event_id);
                if (event_id != CCAE_CONNECTION_REQUEST) {
 
        case C2_RES_IND_CQ:{
                struct c2_cq *cq =
-                   (struct c2_cq *) resource_user_context;
+                   resource_user_context;
 
                pr_debug("IB_EVENT_CQ_ERR\n");
                ib_event.device = &c2dev->ibdev;
 
        struct iw_cm_event cm_event;
        int err;
 
-       reply_vq = (struct c2_mq *) c2dev->qptr_array[mq_index];
+       reply_vq = c2dev->qptr_array[mq_index];
 
        /*
         * get next msg from mq_index into adapter_msg.