From 617a71e36b921954c3b27d121ddb96e4d04bd73b Mon Sep 17 00:00:00 2001
From: Oliver Jowett <oliver@mutability.co.uk>
Date: Sat, 1 Oct 2016 13:11:14 +0100
Subject: [PATCH] Fix a stray extra comma in port 30003 output if only GNSS
 altitude was available.

(cherry picked from commit 6f2e4fa891700e63ef43fcb5c1f4a82a8c35be7f)
---
 net_io.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net_io.c b/net_io.c
index a16d436..e2f5ea1 100644
--- a/net_io.c
+++ b/net_io.c
@@ -594,7 +594,7 @@ static void modesSendSBSOutput(struct modesMessage *mm, struct aircraft *a) {
             } else if (trackDataValid(&a->gnss_delta_valid)) {
                 p += sprintf(p, ",%d", mm->altitude - a->gnss_delta);
             } else {
-                p += sprintf(p, ",,");
+                p += sprintf(p, ",");
             }
         }
     } else {