From 528025e9a6390fafcb78f5493528bd5a6356f973 Mon Sep 17 00:00:00 2001
From: Robert Schmidt <robert.schmidt@openairinterface.org>
Date: Mon, 13 Mar 2023 14:24:08 +0100
Subject: [PATCH] Fix decoding of Mobile identity
---
openair3/NAS/COMMON/IES/FGSMobileIdentity.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/openair3/NAS/COMMON/IES/FGSMobileIdentity.c b/openair3/NAS/COMMON/IES/FGSMobileIdentity.c
index 3bdddc3619e..872fc8e53c9 100644
--- a/openair3/NAS/COMMON/IES/FGSMobileIdentity.c
+++ b/openair3/NAS/COMMON/IES/FGSMobileIdentity.c
@@ -54,8 +54,8 @@ int decode_5gs_mobile_identity(FGSMobileIdentity *fgsmobileidentity, uint8_t iei
decoded++;
}
- ielen = *(buffer + decoded);
- decoded++;
+ ielen = *(uint16_t*)(buffer + decoded); /* length is two bytes */
+ decoded += 2;
CHECK_LENGTH_DECODER(len - decoded, ielen);
uint8_t typeofidentity = *(buffer + decoded) & 0x7;
@@ -63,6 +63,8 @@ int decode_5gs_mobile_identity(FGSMobileIdentity *fgsmobileidentity, uint8_t iei
if (typeofidentity == FGS_MOBILE_IDENTITY_5G_GUTI) {
decoded_rc = decode_guti_5gs_mobile_identity(&fgsmobileidentity->guti,
buffer + decoded);
+ } else {
+ AssertFatal(false, "Mobile Identity encoding of type %d not implemented\n", typeofidentity);
}
if (decoded_rc < 0) {
--
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