diff options
| author | Andreas Eversberg <jolly@eversberg.eu> | 2013-03-11 08:20:48 +0100 |
|---|---|---|
| committer | Neels Hofmeyr <neels@hofmeyr.de> | 2017-12-01 03:37:42 +0100 |
| commit | cba08a542cc54fa1a2cdba5413e0f4a246669dfe (patch) | |
| tree | cd948e0d5f6ab7c3c1ff81379272c7798b76d7f5 | |
| parent | 0094dc37387dd891e523cef783890a7ded656dd0 (diff) | |
Add check for non existing lchan at tch_frame_down()
Traffic cannot sent to BTS, if there is (currently) no logical channel
associated with the transaction.
| -rw-r--r-- | src/libmsc/gsm_04_08.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/libmsc/gsm_04_08.c b/src/libmsc/gsm_04_08.c index 45d132e1b..b9b84e76a 100644 --- a/src/libmsc/gsm_04_08.c +++ b/src/libmsc/gsm_04_08.c @@ -1772,6 +1772,10 @@ int tch_frame_down(struct gsm_network *net, uint32_t callref, struct gsm_data_fr LOGP(DMNCC, LOGL_NOTICE, "TCH frame for trans without conn\n"); return 0; } + if (!trans->conn->lchan) { + LOGP(DMNCC, LOGL_NOTICE, "TCH frame for trans without lchan\n"); + return 0; + } if (trans->conn->lchan->type != GSM_LCHAN_TCH_F) { /* This should be LOGL_ERROR or NOTICE, but * unfortuantely it happens for a couple of frames at |