From cd943f5c9c08118351031c7eb832f654c5f87775 Mon Sep 17 00:00:00 2001
From: XANTRONIX Development <dev@xantronix.com>
Date: Wed, 19 Aug 2020 22:25:12 -0400
Subject: [PATCH] Minor syntax change, patty_ax25_sock_ack_pending()

---
 src/sock.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/sock.c b/src/sock.c
index 58e128f..b46a0cf 100644
--- a/src/sock.c
+++ b/src/sock.c
@@ -721,7 +721,7 @@ int patty_ax25_sock_ack_pending(patty_ax25_sock *sock) {
     for (i=0; i<sock->n_window_tx; i++) {
         struct slot *slot = tx_slot(sock, i);
 
-        if (slot->len > 0 && slot->ack == 0) {
+        if (slot->len > 0 && !slot->ack) {
             ret++;
         }
     }