From 94d6c605bb7e9a2cd2638e9517f1428736568f20 Mon Sep 17 00:00:00 2001
From: dmiller <dmiller@e0a8ed71-7df4-0310-8962-fdc924857419>
Date: Thu, 13 Jun 2024 17:45:08 +0000
Subject: [PATCH] Fix get_script_interfaces: was crashing when filter function
 returned false

---
 nselib/stdnse.lua | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/nselib/stdnse.lua b/nselib/stdnse.lua
index fc3e6ed15..e2620824f 100644
--- a/nselib/stdnse.lua
+++ b/nselib/stdnse.lua
@@ -696,7 +696,10 @@ function get_script_interfaces(filter_func)
   end
   local ret = {}
   for _, if_table in ipairs(nmap.list_interfaces()) do
-    insert(ret, filter_func(if_table))
+    local ift = filter_func(if_table)
+    if ift then
+      insert(ret, ift)
+    end
   end
   return ret
 end