From 936b7012ba64da7bf4c52820f6de5b5e9dfc4405 Mon Sep 17 00:00:00 2001
From: Rusty Pen <cc@icpz.dev>
Date: Wed, 14 Apr 2021 17:57:17 +0800
Subject: [PATCH] Feature: PROCESS-NAME support freebsd 13, fix panic on
 unsupported platforms (#1351)

---
 component/process/process_freebsd_amd64.go | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/component/process/process_freebsd_amd64.go b/component/process/process_freebsd_amd64.go
index 94f744da..bf84ce5b 100644
--- a/component/process/process_freebsd_amd64.go
+++ b/component/process/process_freebsd_amd64.go
@@ -30,6 +30,10 @@ func findProcessName(network string, ip net.IP, srcPort int) (string, error) {
 		}
 	})
 
+	if defaultSearcher == nil {
+		return "", ErrPlatformNotSupport
+	}
+
 	var spath string
 	isTCP := network == TCP
 	switch network {
@@ -190,6 +194,8 @@ func newSearcher(major int) *searcher {
 			udpInpOffset: 8,
 		}
 	case 12:
+		fallthrough
+	case 13:
 		s = &searcher{
 			headSize:     64,
 			tcpItemSize:  744,