From bab4d68d3fd4edbe32b399f9a0c99e7ca6ede1d8 Mon Sep 17 00:00:00 2001
From: yagel-dev <1234yagel@gmail.com>
Date: Sun, 13 Oct 2024 14:25:08 +0300
Subject: [PATCH] Optimize pcap_datalink call in BaseSniffer::next_packet with
 extract_raw_=true

---
 src/sniffer.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/sniffer.cpp b/src/sniffer.cpp
index 094f9ba8..ee9c4cb9 100644
--- a/src/sniffer.cpp
+++ b/src/sniffer.cpp
@@ -162,12 +162,12 @@ void sniff_loop_dot11_handler(u_char* user, const struct pcap_pkthdr* h, const u
 
 PtrPacket BaseSniffer::next_packet() {
     sniff_data data;
-    const int iface_type = pcap_datalink(handle_);
     pcap_handler handler = 0;
     if (extract_raw_) {
         handler = &sniff_loop_handler<RawPDU>;
     }
     else {
+        const int iface_type = pcap_datalink(handle_);
         switch (iface_type) {
             case DLT_EN10MB:
                 handler = &sniff_loop_eth_handler;