Change in ...osmo-sgsn[master]: gmm: Move code handling GMM PTMSI Realloc Complete to its own function

[pespin]

pespin has uploaded this change for review. ( https://gerrit.osmocom.org/c/osmo-sgsn/+/15382


Change subject: gmm: Move code handling GMM PTMSI Realloc Complete to its own function
......................................................................

gmm: Move code handling GMM PTMSI Realloc Complete to its own function

Change-Id: I3b21a976c6683bea5419a33f0ccb8b56483d6e21
---
M src/sgsn/gprs_gmm.c
1 file changed, 17 insertions(+), 11 deletions(-)



  git pull ssh://gerrit.osmocom.org:29418/osmo-sgsn refs/changes/82/15382/1

diff --git a/src/sgsn/gprs_gmm.c b/src/sgsn/gprs_gmm.c
index ea6daae..399f7bf 100644
--- a/src/sgsn/gprs_gmm.c
+++ b/src/sgsn/gprs_gmm.c
@@ -1789,6 +1789,22 @@
 	return 0;
 }
 
+/* 3GPP TS 24.008 § 9.4.8: P-TMSI reallocation complete */
+static int gsm48_rx_gmm_ptmsi_reall_compl(struct sgsn_mm_ctx *mmctx)
+{
+	LOGMMCTXP(LOGL_INFO, mmctx, "-> PTMSI REALLOCATION COMPLETE\n");
+	mmctx_timer_stop(mmctx, 3350);
+	mmctx->t3350_mode = GMM_T3350_MODE_NONE;
+	mmctx->p_tmsi_old = 0;
+	mmctx->pending_req = 0;
+	if (mmctx->ran_type == MM_CTX_T_GERAN_Gb) {
+		/* Unassign the old TLLI */
+		mmctx->gb.tlli = mmctx->gb.tlli_new;
+		//gprs_llgmm_assign(mmctx->gb.llme, TLLI_UNASSIGNED, mmctx->gb.tlli_new, GPRS_ALGO_GEA0, NULL);
+	}
+	return 0;
+}
+
 /* 3GPP TS 24.008 § 9.4.20 Service request.
  * In Iu, a UE in PMM-IDLE mode can use GSM48_MT_GMM_SERVICE_REQ to switch back
  * to PMM-CONNECTED mode. */
@@ -2032,17 +2048,7 @@
 	case GSM48_MT_GMM_PTMSI_REALL_COMPL:
 		if (!mmctx)
 			goto null_mmctx;
-		LOGMMCTXP(LOGL_INFO, mmctx, "-> PTMSI REALLOCATION COMPLETE\n");
-		mmctx_timer_stop(mmctx, 3350);
-		mmctx->t3350_mode = GMM_T3350_MODE_NONE;
-		mmctx->p_tmsi_old = 0;
-		mmctx->pending_req = 0;
-		if (mmctx->ran_type == MM_CTX_T_GERAN_Gb) {
-			/* Unassign the old TLLI */
-			mmctx->gb.tlli = mmctx->gb.tlli_new;
-			//gprs_llgmm_assign(mmctx->gb.llme, TLLI_UNASSIGNED, mmctx->gb.tlli_new, GPRS_ALGO_GEA0, NULL);
-		}
-		rc = 0;
+		rc = gsm48_rx_gmm_ptmsi_reall_compl(mmctx);
 		break;
 	case GSM48_MT_GMM_AUTH_CIPH_RESP:
 		if (!mmctx)

-- 
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Gerrit-Project: osmo-sgsn
Gerrit-Branch: master
Gerrit-Change-Id: I3b21a976c6683bea5419a33f0ccb8b56483d6e21
Gerrit-Change-Number: 15382
Gerrit-PatchSet: 1
Gerrit-Owner: pespin <pespin at sysmocom.de>
Gerrit-MessageType: newchange
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