Squelch a compiler warning.

git-svn-id: http://anonsvn.wireshark.org/wireshark/trunk@11401 f5534014-38df-0310-8fa8-9805f1628bb7

diff --git a/gtk/capture_dlg.c b/gtk/capture_dlg.c
index 4b9f3a335ec164a72473c4fe499c950cb84974c2..0689dadbfa958be963e434f160becb44ecb7c55b 100644 (file)
--- a/gtk/capture_dlg.c
+++ b/gtk/capture_dlg.c
@@ -291,7 +291,7 @@ set_link_type_list(GtkWidget *linktype_om, GtkWidget *entry)
          lt_list = get_pcap_linktype_list(if_name, err_buf);
 
       /* create string of list of IP addresses of this interface */
-      for( ; curr_ip = g_slist_nth(if_info->ip_addr, ips); ips++) {
+      for( ; (curr_ip = g_slist_nth(if_info->ip_addr, ips)) != NULL; ips++) {
           if (ips != 0) {
               g_string_append(ip_str, ", ");
           }