diff options
Diffstat (limited to 'openbsc/src/bsc_msc_ip.c')
| -rw-r--r-- | openbsc/src/bsc_msc_ip.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/openbsc/src/bsc_msc_ip.c b/openbsc/src/bsc_msc_ip.c index 12d4c8bf3..0a7aa0dec 100644 --- a/openbsc/src/bsc_msc_ip.c +++ b/openbsc/src/bsc_msc_ip.c @@ -86,6 +86,19 @@ struct llist_head *bsc_sccp_connections() return &active_connections; } +/* + * Having a subscriber in the lchan is used to indicate that a SACH DEACTIVATE + * should be send. We will just introduce a fake subscriber and bind it to the + * lchan. + */ +static void assign_dummy_subscr(struct gsm_lchan *lchan) +{ + if (!lchan->conn.subscr) { + lchan->conn.subscr = subscr_get_or_create(bsc_gsmnet, "2323"); + lchan->conn.subscr->lac = 2323; + } +} + struct bss_sccp_connection_data *bss_sccp_create_data() { struct bss_sccp_connection_data *data; @@ -319,6 +332,8 @@ static int open_sccp_connection(struct msgb *layer3) bsc_schedule_timer(&con_data->sccp_cc_timeout, 10, 0); /* FIXME: Use transaction for this */ + /* assign a dummy subscriber */ + assign_dummy_subscr(layer3->lchan); use_subscr_con(&layer3->lchan->conn); sccp_connection_connect(sccp_connection, &sccp_ssn_bssap, data); msgb_free(data); @@ -426,6 +441,9 @@ static int handle_ass_compl(struct msgb *msg) msg->lchan->msc_data->secondary_lchan = NULL; old_chan->msc_data = NULL; + /* assign a dummy subscriber */ + assign_dummy_subscr(msg->lchan); + /* give up the old channel to not do a SACCH deactivate */ if (old_chan->conn.subscr) subscr_put(old_chan->conn.subscr); |