From 6bab522e90cf24cf5ffa040269d779e884792a90 Mon Sep 17 00:00:00 2001
From: Pau Espin Pedrol <pespin@sysmocom.de>
Date: Tue, 11 May 2021 13:01:53 +0200
Subject: [PATCH] encoding: Use gsm48_ta_is_valid() API

Change-Id: Ieaa4c2f926611576e22eaac8a7ac595135809e2c
---
 src/encoding.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/encoding.cpp b/src/encoding.cpp
index 136532c3..22da6abc 100644
--- a/src/encoding.cpp
+++ b/src/encoding.cpp
@@ -661,7 +661,7 @@ void Encoding::write_packet_uplink_assignment(
 	}
 
 	/* Packet Timing Advance (if known) */
-	if (tbf->ta() <= 63) { /* { 0 | 1  < TIMING_ADVANCE_VALUE : bit (6) > } */
+	if (gsm48_ta_is_valid(tbf->ta())) { /* { 0 | 1  < TIMING_ADVANCE_VALUE : bit (6) > } */
 		pta->Exist_TIMING_ADVANCE_VALUE = 0x01;  // Present
 		pta->TIMING_ADVANCE_VALUE       = tbf->ta();
 	}