From 9c323fad7812198580f288d1ae745e7cdcfba94b Mon Sep 17 00:00:00 2001 From: Liangwei Dong Date: Wed, 2 Mar 2022 15:24:42 +0800 Subject: [PATCH] qcacld-3.0: Check vdev valid in lim_free_peer_idxpool During pe_session creation, the vdev maybe deleted and "get" vdev by wlan_objmgr_get_vdev_by_id_from_psoc in pe_create_session will be failed. In this error case, lim_free_peer_idxpool needs to check vdev valid before access pe session vdev ptr. Change-Id: Ia03df566c1d90d3b0fe30d082861d10de4098f90 CRs-Fixed: 3141675 --- core/mac/src/pe/lim/lim_aid_mgmt.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/core/mac/src/pe/lim/lim_aid_mgmt.c b/core/mac/src/pe/lim/lim_aid_mgmt.c index 68179e0c14..d651d22c62 100644 --- a/core/mac/src/pe/lim/lim_aid_mgmt.c +++ b/core/mac/src/pe/lim/lim_aid_mgmt.c @@ -1,5 +1,6 @@ /* * Copyright (c) 2011-2016, 2018-2021 The Linux Foundation. All rights reserved. + * Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved. * * Permission to use, copy, modify, and/or distribute this software for * any purpose with or without fee is hereby granted, provided that the @@ -134,6 +135,10 @@ static void lim_free_peer_idxpool_legacy(struct pe_session *pe_session) void lim_free_peer_idxpool(struct pe_session *pe_session) { + if (!pe_session->vdev) { + pe_debug("vdev is null"); + return; + } if (!wlan_vdev_mlme_is_mlo_ap(pe_session->vdev)) lim_free_peer_idxpool_legacy(pe_session); }