Fix typo in r32196

This commit was SVN r32202.

The following SVN revision numbers were found above:
  r32196 --> open-mpi/ompi@a14e0f10d4

ompi/mca/pml/ob1/pml_ob1_recvreq.c

@@ -999,7 +999,7 @@ int mca_pml_ob1_recv_request_schedule_once( mca_pml_ob1_recv_request_t* recvreq,
         hdr->hdr_seg_cnt = dst->des_local_count;
 
         /* copy segments */
-        memmove (hdr + 1, dst->des_local_count, seg_size);
+        memmove (hdr + 1, dst->des_local, seg_size);
 
         if(!recvreq->req_ack_sent)
             recvreq->req_ack_sent = true;