diff options
Diffstat (limited to 'openbsc/src/libmsc/gsm_04_08.c')
| -rw-r--r-- | openbsc/src/libmsc/gsm_04_08.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/openbsc/src/libmsc/gsm_04_08.c b/openbsc/src/libmsc/gsm_04_08.c index 4b42c994b..7a936a17d 100644 --- a/openbsc/src/libmsc/gsm_04_08.c +++ b/openbsc/src/libmsc/gsm_04_08.c @@ -206,6 +206,10 @@ int gsm48_secure_channel(struct gsm_subscriber_connection *conn, int key_seq, status = GSM_SECURITY_NOAVAIL; } + if (status < 0 && conn->via_iface == IFACE_IU + && conn->iu.integrity_protection != INTEGRITY_PROTECTION_NONE) + status = GSM_SECURITY_ALREADY; + /* If not done yet, try to get info for this user */ if (status < 0) { /* DEV HACK: hardcode keys for Iu */ |