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emerg call: fix RR release cause for pre-emption 

If an lchan needs to be released to make room for an emergency call,
send the proper release cause ("pre-emption").

Related: OS#5534
Change-Id: I0423621d15ace11a53ae1653e5e7f5cb93605edb
changes/00/27900/1
Neels Hofmeyr 2022-04-23 23:38:00 +02:00
parent 89579f0b2b
commit 7857b0969e
1 changed files with 2 additions and 2 deletions
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4
src/osmo-bsc/abis_rsl.c
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@ -2058,13 +2058,13 @@ static bool force_free_lchan_for_emergency(struct chan_rqd *rqd)
"CHAN RQD/EMERGENCY-PRIORITY: inducing termination of lchan %s (state:%s) in favor of incoming EMERGENCY CALL!\n",
gsm_lchan_name(release_lchan), osmo_fsm_inst_state_name(release_lchan->fi));
lchan_release(release_lchan, !!(release_lchan->conn), true, 0,
lchan_release(release_lchan, !!(release_lchan->conn), true, GSM48_RR_CAUSE_PREMPTIVE_REL,
gscon_last_eutran_plmn(release_lchan->conn));
/* Also release any overlapping VAMOS multiplexes on this lchan */
release_lchan = gsm_lchan_primary_to_vamos(release_lchan);
if (release_lchan)
lchan_release(release_lchan, !!(release_lchan->conn), true, 0,
lchan_release(release_lchan, !!(release_lchan->conn), true, GSM48_RR_CAUSE_PREMPTIVE_REL,
gscon_last_eutran_plmn(release_lchan->conn));
} else {
/* BTS is shutting down, give up... */