From bfb5947bb1e92b08b07a817bd9d8e7f438115e8a Mon Sep 17 00:00:00 2001
From: Mariusz Zaborski <oshogbo@FreeBSD.org>
Date: Fri, 18 Jun 2021 18:03:16 +0200
Subject: [PATCH] sockstat: fix core dump

The get_proto_type function is used before creating the Casper function.
This is why we have to distinguish when the Casper service is allocated or not.

Reported by:	olivier@
Tested by:	olivier@
---
 usr.bin/sockstat/sockstat.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/usr.bin/sockstat/sockstat.c b/usr.bin/sockstat/sockstat.c
index 7dc5e4904deb..285889a07b7b 100644
--- a/usr.bin/sockstat/sockstat.c
+++ b/usr.bin/sockstat/sockstat.c
@@ -163,7 +163,10 @@ get_proto_type(const char *proto)
 
 	if (strlen(proto) == 0)
 		return (0);
-	pent = cap_getprotobyname(capnetdb, proto);
+	if (capnetdb != NULL)
+		pent = cap_getprotobyname(capnetdb, proto);
+	else
+		pent = getprotobyname(proto);
 	if (pent == NULL) {
 		warn("cap_getprotobyname");
 		return (-1);