Fix ob1 warnings

ompi/mca/pml/ob1/pml_ob1.c

@@ -645,7 +645,6 @@ int mca_pml_ob1_send_fin( ompi_proc_t* proc,
                           int status )
 {
     mca_btl_base_descriptor_t* fin;
-    mca_pml_ob1_fin_hdr_t* hdr;
     int rc;
 
     mca_bml_base_alloc(bml_btl, &fin, order, sizeof(mca_pml_ob1_fin_hdr_t),
@@ -660,7 +659,7 @@ int mca_pml_ob1_send_fin( ompi_proc_t* proc,
 
     /* fill in header */
     mca_pml_ob1_fin_hdr_prepare ((mca_pml_ob1_fin_hdr_t *) fin->des_segments->seg_addr.pval,
-                                 0, hdr_frag.lval, status ? status : rdma_size);
+                                 0, hdr_frag.lval, status ? status : (int64_t) rdma_size);
 
     ob1_hdr_hton(hdr, MCA_PML_OB1_HDR_TYPE_FIN, proc);
 

ompi/mca/pml/ob1/pml_ob1_recvreq.c

@@ -198,7 +198,7 @@ static void mca_pml_ob1_put_completion (mca_pml_ob1_rdma_frag_t *frag, int64_t r
     MCA_PML_OB1_RDMA_FRAG_RETURN(frag);
 
     if (OPAL_LIKELY(0 < rdma_size)) {
-        assert (rdma_size == frag->rdma_length);
+        assert ((uint64_t) rdma_size == frag->rdma_length);
 
         /* check completion status */
         OPAL_THREAD_ADD_SIZE_T(&recvreq->req_bytes_received, (size_t) rdma_size);
@@ -441,7 +441,7 @@ static int mca_pml_ob1_recv_request_put_frag (mca_pml_ob1_rdma_frag_t *frag)
 int mca_pml_ob1_recv_request_get_frag (mca_pml_ob1_rdma_frag_t *frag)
 {
     mca_pml_ob1_recv_request_t *recvreq = (mca_pml_ob1_recv_request_t *) frag->rdma_req;
-    mca_btl_base_registration_handle_t *local_handle;
+    mca_btl_base_registration_handle_t *local_handle = NULL;
     mca_bml_base_btl_t *bml_btl = frag->rdma_bml;
     int rc;