diff --git a/summary.c b/summary.c
index 3f6af4539c..9433fe8b0c 100644
--- a/summary.c
+++ b/summary.c
@@ -107,10 +107,14 @@ tally_frame_data(frame_data *cur_frame, summary_tally *sum_tally)
 void
 summary_fill_in(capture_file *cf, summary_tally *st)
 {
-
   frame_data    *first_frame, *cur_frame;
   guint32        framenum;
   wtapng_section_t* shb_inf;
+  iface_options iface;
+  guint i;
+  wtapng_iface_descriptions_t* idb_info;
+  wtapng_if_descr_t wtapng_if_descr;
+  wtapng_if_stats_t *if_stats;
 
   st->packet_count_ts = 0;
   st->start_time = 0;
@@ -170,27 +174,39 @@ summary_fill_in(capture_file *cf, summary_tally *st)
   }
 
   st->ifaces  = g_array_new(FALSE, FALSE, sizeof(iface_options));
+  idb_info = wtap_file_get_idb_info(cf->wth);
+  for (i = 0; i < idb_info->number_of_interfaces; i++) {
+    wtapng_if_descr = g_array_index(idb_info->interface_data, wtapng_if_descr_t, i);
+    iface.cfilter = g_strdup(wtapng_if_descr.if_filter_str);
+    iface.name = g_strdup(wtapng_if_descr.if_name);
+    iface.descr = g_strdup(wtapng_if_descr.if_description);
+    iface.drops_known = FALSE;
+    iface.drops = 0;
+    iface.snap = wtapng_if_descr.snap_len;
+    iface.has_snap = (iface.snap != 65535);
+    iface.encap_type = wtapng_if_descr.wtap_encap;
+    if(wtapng_if_descr.num_stat_entries == 1){
+      /* dumpcap only writes one ISB, only handle that for now */
+      if_stats = &g_array_index(wtapng_if_descr.interface_statistics, wtapng_if_stats_t, 0);
+      iface.drops_known = TRUE;
+      iface.drops = if_stats->isb_ifdrop;
+      iface.isb_comment = if_stats->opt_comment;
+    }
+    g_array_append_val(st->ifaces, iface);
+  }
+  g_free(idb_info);
 }
 
 
+#ifdef HAVE_LIBPCAP
 void
 summary_fill_in_capture(capture_file *cf,capture_options *capture_opts, summary_tally *st)
 {
   iface_options iface;
   interface_t device;
   guint i;
-  wtapng_iface_descriptions_t* idb_info;
-  wtapng_if_descr_t wtapng_if_descr;
-  wtapng_if_stats_t *if_stats;
 
-  while (st->ifaces->len > 0) {
-    iface = g_array_index(st->ifaces, iface_options, 0);
-    st->ifaces = g_array_remove_index(st->ifaces, 0);
-    g_free(iface.name);
-    g_free(iface.descr);
-    g_free(iface.cfilter);
-  }
-  if (st->is_tempfile) {
+  if (st->ifaces->len == 0) {
     for (i = 0; i < capture_opts->all_ifaces->len; i++) {
       device = g_array_index(capture_opts->all_ifaces, interface_t, i);
       if (!device.selected) {
@@ -206,27 +222,6 @@ summary_fill_in_capture(capture_file *cf,capture_options *capture_opts, summary_
       iface.encap_type = wtap_pcap_encap_to_wtap_encap(device.active_dlt);
       g_array_append_val(st->ifaces, iface);
     }
-  } else {
-    idb_info = wtap_file_get_idb_info(cf->wth);
-    for (i = 0; i < idb_info->number_of_interfaces; i++) {
-      wtapng_if_descr = g_array_index(idb_info->interface_data, wtapng_if_descr_t, i);
-      iface.cfilter = g_strdup(wtapng_if_descr.if_filter_str);
-      iface.name = g_strdup(wtapng_if_descr.if_name);
-      iface.descr = g_strdup(wtapng_if_descr.if_description);
-      iface.drops_known = FALSE;
-      iface.drops = 0;
-      iface.snap = wtapng_if_descr.snap_len;
-      iface.has_snap = (iface.snap != 65535);
-      iface.encap_type = wtapng_if_descr.wtap_encap;
-      if(wtapng_if_descr.num_stat_entries == 1){
-          /* dumpcap only writes one ISB, only handle that for now */
-          if_stats = &g_array_index(wtapng_if_descr.interface_statistics, wtapng_if_stats_t, 0);
-          iface.drops_known = TRUE;
-          iface.drops = if_stats->isb_ifdrop;
-          iface.isb_comment = if_stats->opt_comment;
-      }
-      g_array_append_val(st->ifaces, iface);
-    }
-    g_free(idb_info);
   }
 }
+#endif