diff options
| -rw-r--r-- | src/common/rsl.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/src/common/rsl.c b/src/common/rsl.c index ff2d9977..c6c00ea2 100644 --- a/src/common/rsl.c +++ b/src/common/rsl.c @@ -2725,8 +2725,12 @@ static int rsl_rx_cchan(struct gsm_bts_trx *trx, struct msgb *msg) } msg->l3h = (unsigned char *)cch + sizeof(*cch); - if (chan_nr_is_dchan(cch->chan_nr)) - return rsl_reject_unknown_lchan(msg); + /* normally we don't permit dedicated channels here ... */ + if (chan_nr_is_dchan(cch->chan_nr)) { + /* ... however, CBCH is on a SDCCH, so we must permit it */ + if (cch->c.msg_type != RSL_MT_SMS_BC_CMD && cch->c.msg_type != RSL_MT_SMS_BC_REQ) + return rsl_reject_unknown_lchan(msg); + } msg->lchan = lchan_lookup(trx, cch->chan_nr, "RSL rx CCHAN: "); if (!msg->lchan) { |