From 3122b35260b975e982f3b085887e04409a247e43 Mon Sep 17 00:00:00 2001
From: Philip Heron <phil@sanslogic.co.uk>
Date: Sun, 5 Jul 2020 12:44:07 +0100
Subject: [PATCH] Silence strncpy() warning when copying the callsign string

---
 main.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/main.c b/main.c
index 0b4b61b..86797b8 100644
--- a/main.c
+++ b/main.c
@@ -72,7 +72,8 @@ int main(int argc, char *argv[])
 		case 'c':
 			if(strlen(optarg) > 6)
 				fprintf(stderr, "Warning: callsign is longer than 6 characters.\n");
-			strncpy(callsign, optarg, 7);
+			strncpy(callsign, optarg, 6);
+			callsign[6] = '\0';
 			break;
 		case 'i': image_id = atoi(optarg); break;
 		case 'q': quality = atoi(optarg); break;