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nimble/transport/socket: Drop too big HCI events

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If received H4 event is too big for configured mempool just drop it.
This commit is contained in:
Szymon Janc
2026-08-03 10:29:07 +05:30
committed by Astha Verma
parent ddaed0064b
commit 8d1b44cc9f
1 changed files with 9 additions and 0 deletions
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nimble/transport/socket/src/ble_hci_socket.c
+9
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@@ -438,6 +438,15 @@ ble_hci_sock_rx_msg(void)
}
STATS_INC(hci_sock_stats, imsg);
STATS_INC(hci_sock_stats, ievt);
/* There isn't much we can do if received event is too big */
if (len - 1 > MYNEWT_VAL(BLE_TRANSPORT_EVT_SIZE)) {
STATS_INC(hci_sock_stats, ierr);
dprintf(1, "Too big HCI event (%d > %d), ignoring\n", len - 1,
MYNEWT_VAL(BLE_TRANSPORT_EVT_SIZE));
return -1;
}
data = ble_transport_alloc_evt(0);
if (!data) {
STATS_INC(hci_sock_stats, ierr);