diff options
Diffstat (limited to 'src/host/trxcon/l1ctl.c')
| -rw-r--r-- | src/host/trxcon/l1ctl.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/src/host/trxcon/l1ctl.c b/src/host/trxcon/l1ctl.c index 58b8a4ff..f138b88c 100644 --- a/src/host/trxcon/l1ctl.c +++ b/src/host/trxcon/l1ctl.c @@ -49,8 +49,14 @@ static struct msgb *l1ctl_alloc_msg(uint8_t msg_type) { struct l1ctl_hdr *l1h; - struct msgb *msg = msgb_alloc_headroom(256, 4, "l1ctl_tx_msg"); + struct msgb *msg; + /** + * Each L1CTL message gets its own length pushed in front + * before sending. This is why we need this small headroom. + */ + msg = msgb_alloc_headroom(L1CTL_LENGTH + L1CTL_MSG_LEN_FIELD, + L1CTL_MSG_LEN_FIELD, "l1ctl_tx_msg"); if (!msg) { LOGP(DL1C, LOGL_ERROR, "Failed to allocate memory\n"); return NULL; |