From d5566d755694b0efeef9b0e0ff839ee5b3ef43bd Mon Sep 17 00:00:00 2001
From: Gleb Smirnoff <glebius@FreeBSD.org>
Date: Tue, 20 May 2025 17:52:44 -0700
Subject: [PATCH] rpc.tlsservd: fix on a machine with just one CPU

Reported by:		rmacklem
Fixes:			8e5f80da89d74a5ef429b34bb9c3f8b589f8da9a
---
 usr.sbin/rpc.tlsservd/rpc.tlsservd.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/usr.sbin/rpc.tlsservd/rpc.tlsservd.c b/usr.sbin/rpc.tlsservd/rpc.tlsservd.c
index 438b745fb5d..f07385a2baa 100644
--- a/usr.sbin/rpc.tlsservd/rpc.tlsservd.c
+++ b/usr.sbin/rpc.tlsservd/rpc.tlsservd.c
@@ -167,7 +167,8 @@ main(int argc, char **argv)
 	}
 
 	rpctls_verbose = false;
-	rpctls_maxthreads = (ncpu = (u_int)sysconf(_SC_NPROCESSORS_ONLN)) / 2;
+	ncpu = (u_int)sysconf(_SC_NPROCESSORS_ONLN);
+	rpctls_maxthreads = ncpu > 1 ? ncpu / 2 : 1;
 
 	while ((ch = getopt_long(argc, argv, "2C:D:dhl:N:n:mp:r:uvWw", longopts,
 	    NULL)) != -1) {