From 2d92e3937f5499cb89b25fe1d9df9e3042dfd880 Mon Sep 17 00:00:00 2001
From: Pau Espin Pedrol <pespin@sysmocom.de>
Date: Wed, 30 Mar 2022 22:09:06 +0200
Subject: [PATCH] Fix assert hit if connecting to SGSN fails

"""
DLBSSGP ERROR gprs_bssgp_pcu.c:1278 Failed to connect!
DL1IF ERROR pcu_l1_if.cpp:827 No NSVC available to connect to the SGSN!
DRLCMAC INFO pdch.cpp:185 PDCH(bts=0,trx=0,ts=0) PDCH state: disabled => disabled
Assert failed m_is_enabled == 1 pdch.cpp:186
"""

Change-Id: I36dc64fa807091bf2b565417c1185c4cb399932b
---
 src/pcu_l1_if.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/pcu_l1_if.cpp b/src/pcu_l1_if.cpp
index d5672e59..d0698d9e 100644
--- a/src/pcu_l1_if.cpp
+++ b/src/pcu_l1_if.cpp
@@ -731,7 +731,8 @@ bssgp_failed:
 		for (trx_nr = 0; trx_nr < ARRAY_SIZE(bts->trx); trx_nr++) {
 			bts->trx[trx_nr].arfcn = info_ind->trx[trx_nr].arfcn;
 			for (ts_nr = 0; ts_nr < ARRAY_SIZE(bts->trx[0].pdch); ts_nr++)
-				bts->trx[trx_nr].pdch[ts_nr].disable();
+				if (bts->trx[trx_nr].pdch[ts_nr].is_enabled())
+					bts->trx[trx_nr].pdch[ts_nr].disable();
 		}
 		gprs_bssgp_destroy(bts);
 		exit(0);