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Diffstat (limited to 'src/osmo-bsc/osmo_bsc_bssap.c')
-rw-r--r--src/osmo-bsc/osmo_bsc_bssap.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/osmo-bsc/osmo_bsc_bssap.c b/src/osmo-bsc/osmo_bsc_bssap.c
index 48af06b6c..6b7a68252 100644
--- a/src/osmo-bsc/osmo_bsc_bssap.c
+++ b/src/osmo-bsc/osmo_bsc_bssap.c
@@ -444,6 +444,7 @@ static int bssmap_handle_cipher_mode(struct gsm_subscriber_connection *conn,
if (conn->ciphering_handled) {
LOGP(DMSC, LOGL_ERROR, "Already seen ciphering command. Protocol Error.\n");
+ reject_cause = GSM0808_CAUSE_PROTOCOL_ERROR_BETWEEN_BSS_AND_MSC;
goto reject;
}
@@ -452,6 +453,7 @@ static int bssmap_handle_cipher_mode(struct gsm_subscriber_connection *conn,
tlv_parse(&tp, gsm0808_att_tlvdef(), msg->l4h + 1, payload_length - 1, 0, 0);
if (!TLVP_PRESENT(&tp, GSM0808_IE_ENCRYPTION_INFORMATION)) {
LOGP(DMSC, LOGL_ERROR, "IE Encryption Information missing.\n");
+ reject_cause = GSM0808_CAUSE_INFORMATION_ELEMENT_OR_FIELD_MISSING;
goto reject;
}
@@ -464,6 +466,7 @@ static int bssmap_handle_cipher_mode(struct gsm_subscriber_connection *conn,
len = TLVP_LEN(&tp, GSM0808_IE_ENCRYPTION_INFORMATION);
if (len < 1) {
LOGP(DMSC, LOGL_ERROR, "IE Encryption Information is too short.\n");
+ reject_cause = GSM0808_CAUSE_INCORRECT_VALUE;
goto reject;
}