5045 use atomic_{inc,dec}_* instead of atomic_add_*

@@ -224,11 +224,11 @@
         mutex_enter(&rq->rc_lock);
         free_index = rq->rqb_rc_head;
         rq->rqb_freelist[free_index] = rqbd;
         rq->rqb_rc_head = GET_Q_NEXT(free_index, 1, rq->cfg.nbufs);
         mutex_exit(&rq->rc_lock);
-        atomic_add_32(&rq->rqb_free, 1);
+        atomic_inc_32(&rq->rqb_free);
 } /* oce_rqb_free */
 
 
 
 

@@ -596,11 +596,11 @@
                 rqbd->mp->b_rptr =
                     (uchar_t *)rqbd->rqb->base + OCE_RQE_BUF_HEADROOM;
         }
 
         oce_rqb_free(rq, rqbd);
-        (void) atomic_add_32(&rq->pending, -1);
+        (void) atomic_dec_32(&rq->pending);
 } /* rx_pool_free */
 
 /*
  * function to stop the RX
  *