From e2403f0ea9af08adeb6352232356f98a3625645a Mon Sep 17 00:00:00 2001
From: Nikolay Edigaryev <edigaryev@gmail.com>
Date: Thu, 10 Nov 2022 20:31:18 +0400
Subject: [PATCH] Only perform DHCP snooping for frames destined to the VM
 (#10)

---
 lib/proxy/host.rs | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/lib/proxy/host.rs b/lib/proxy/host.rs
index 40681fb..4f663a1 100644
--- a/lib/proxy/host.rs
+++ b/lib/proxy/host.rs
@@ -12,7 +12,9 @@ impl Proxy {
 
         // Snoop bootpd(8) replies from the host to
         // figure out the IP assigned to the VM
-        self.snoop(frame);
+        if frame.dst_addr() == self.vm_mac_address {
+            self.snoop(frame);
+        }
 
         self.vm
             .write(frame.as_ref())