diff options
| author | Vadim Yanitskiy <vyanitskiy@sysmocom.de> | 2023-12-12 22:42:17 +0700 |
|---|---|---|
| committer | Vadim Yanitskiy <vyanitskiy@sysmocom.de> | 2023-12-12 22:42:18 +0700 |
| commit | 9da6536312ae3de269da7fbfb29cf821e6fc5d11 (patch) | |
| tree | e5a76e69a0d00236a57099352beb8283c2355373 | |
| parent | 5dee672e96bfedee7f27785421d69a005f8e7133 (diff) | |
vgcs_fsm: fix NULL pointer dereference in vgcs_call_fsm_busy()
Change-Id: I14ad41bfa1ab3455a6a175cfb05341ca12c8d73e
Fixes: CID#322299
| -rw-r--r-- | src/osmo-bsc/vgcs_fsm.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/osmo-bsc/vgcs_fsm.c b/src/osmo-bsc/vgcs_fsm.c index 37473c529..1f2bbefec 100644 --- a/src/osmo-bsc/vgcs_fsm.c +++ b/src/osmo-bsc/vgcs_fsm.c @@ -317,8 +317,10 @@ static void vgcs_call_fsm_busy(struct osmo_fsm_inst *fi, uint32_t event, void *d break; case VGCS_EV_MSC_DTAP: LOG_CALL(conn, LOGL_DEBUG, "MSC sends DTAP message to talker.\n"); - if (!conn->vgcs_call.talker) + if (!conn->vgcs_call.talker) { msgb_free(data); + break; + } rc = osmo_fsm_inst_dispatch(conn->vgcs_call.talker->vgcs_chan.fi, VGCS_EV_MSC_DTAP, data); if (rc < 0) msgb_free(data); |