From b5ed9e9b61b864a951892bcfc50069d390725841 Mon Sep 17 00:00:00 2001
From: XANTRONIX Development <dev@xantronix.com>
Date: Wed, 3 Jun 2020 00:26:58 -0400
Subject: [PATCH] Fix patty_kiss_tnc_recv() reads less than bufsz

Fix issues with patty_kiss_tnc_recv() when read() calls return less than
the allocated buffer size
---
 src/kiss.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/kiss.c b/src/kiss.c
index ce2373b..ed5fadf 100644
--- a/src/kiss.c
+++ b/src/kiss.c
@@ -136,7 +136,7 @@ ssize_t patty_kiss_tnc_recv(patty_kiss_tnc *tnc,
 
         c = ((uint8_t *)tnc->buf)[tnc->offset++];
 
-        if (tnc->offset == tnc->bufsz) {
+        if (tnc->offset == tnc->readlen) {
             tnc->offset = 0;
         }