From 771ff11ba8b5b3d03fd6ad5793fd5209157fcf33 Mon Sep 17 00:00:00 2001
From: M66B <M66B@users.noreply.github.com>
Date: Sat, 7 Aug 2021 12:40:24 +0200
Subject: [PATCH] Small improvement

---
 app/src/main/java/eu/faircode/email/DnsBlockList.java | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/app/src/main/java/eu/faircode/email/DnsBlockList.java b/app/src/main/java/eu/faircode/email/DnsBlockList.java
index f06e5cdd79..bdb240f000 100644
--- a/app/src/main/java/eu/faircode/email/DnsBlockList.java
+++ b/app/src/main/java/eu/faircode/email/DnsBlockList.java
@@ -149,15 +149,17 @@ public class DnsBlockList {
     }
 
     static Boolean isJunk(Context context, List<Address> addresses) {
+        boolean hasDomain = false;
         for (Address address : addresses) {
             String email = ((InternetAddress) address).getAddress();
             String domain = UriHelper.getEmailDomain(email);
             if (domain == null)
                 continue;
+            hasDomain = true;
             if (isJunk(context, domain, false, BLOCK_LISTS))
                 return true;
         }
-        return false;
+        return (hasDomain ? false : null);
     }
 
     private static boolean isJunk(Context context, String host, boolean numeric, List<BlockList> blocklists) {