From ba01493410dadcb5bf94161932987cb65246c23a Mon Sep 17 00:00:00 2001
From: Linus Nordberg <linus@nordberg.se>
Date: Mon, 30 Sep 2019 11:34:55 +0200
Subject: Make leasetime command line argument mandatory

For future extensions to the command line interface.
---
 wg-dynamic-server.c | 15 +++++++--------
 1 file changed, 7 insertions(+), 8 deletions(-)

diff --git a/wg-dynamic-server.c b/wg-dynamic-server.c
index 87f3037..e9df888 100644
--- a/wg-dynamic-server.c
+++ b/wg-dynamic-server.c
@@ -50,7 +50,7 @@ struct mnl_cb_data {
 
 static void usage()
 {
-	die("usage: %s <wg-interface> [<leasetime>]\n", progname);
+	die("usage: %s <wg-interface> <leasetime>\n", progname);
 }
 
 static int data_cb(const struct nlmsghdr *nlh, void *data)
@@ -646,17 +646,16 @@ static void poll_loop()
 
 int main(int argc, char *argv[])
 {
+	char *endptr = NULL;
+
 	progname = argv[0];
-	if (argc < 2 || argc > 3)
+	if (argc != 3)
 		usage();
 
 	wg_interface = argv[1];
-	if (argc == 3) {
-		char *endptr;
-		leasetime = (uint32_t) strtoul(argv[2], &endptr, 10);
-		if (*endptr)
-			usage();
-	}
+	leasetime = (uint32_t) strtoul(argv[2], &endptr, 10);
+	if (*endptr)
+		usage();
 
 	setup();
 
-- 
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