From d7ae17e2ebff7d0f6ec09f34af81f9700f06a64b Mon Sep 17 00:00:00 2001
From: Andrzej Kaczmarek <andrzej.kaczmarek@codecoup.pl>
Date: Thu, 22 Sep 2022 20:24:09 +0200
Subject: [PATCH] nimble/ll: Fix failed CRC on AUX_CONNECT_RSP

If CRC does not match on AUX_CONNECT_RSP, we should cancel already
scheduled connection as otherwise there will be spurious connection
timeout as scheduler will run uninitialized connection.
---
 nimble/controller/src/ble_ll_scan_aux.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/nimble/controller/src/ble_ll_scan_aux.c b/nimble/controller/src/ble_ll_scan_aux.c
index 23f4986eb..01e516fde 100644
--- a/nimble/controller/src/ble_ll_scan_aux.c
+++ b/nimble/controller/src/ble_ll_scan_aux.c
@@ -1583,6 +1583,9 @@ ble_ll_scan_aux_rx_pkt_in_for_initiator(struct os_mbuf *rxpdu,
     aux = rxinfo->user_data;
 
     if (rxinfo->flags & BLE_MBUF_HDR_F_IGNORED) {
+        if (aux->flags & BLE_LL_SCAN_AUX_F_W4_CONNECT_RSP) {
+            ble_ll_conn_send_connect_req_cancel();
+        }
         ble_ll_scan_aux_free(aux);
         ble_ll_scan_chk_resume();
         return;