From bfd47094903f7244fe56036f236a95e27b547dd7 Mon Sep 17 00:00:00 2001 From: Yeshwanth Sriram Guntuka Date: Sat, 27 Feb 2021 12:19:09 +0530 Subject: [PATCH] qcacld-3.0: Do not intrabss forward fragmented EAPOL frames Do not intrabss forward fragmented EAPOL frames that have DA different from the SAP vdev mac addr. Change-Id: I4145227c9b02fe8cec86ef4ffc3bc2025f906923 CRs-Fixed: 2888467 --- core/dp/txrx/ol_rx_fwd.c | 16 +++++++++++++++- 1 file changed, 15 insertions(+), 1 deletion(-) diff --git a/core/dp/txrx/ol_rx_fwd.c b/core/dp/txrx/ol_rx_fwd.c index d966d8009b5b..1a84ab9a66ab 100644 --- a/core/dp/txrx/ol_rx_fwd.c +++ b/core/dp/txrx/ol_rx_fwd.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2011, 2014-2019 The Linux Foundation. All rights reserved. + * Copyright (c) 2011, 2014-2019, 2021 The Linux Foundation. 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 @@ -203,6 +203,20 @@ ol_rx_fwd_check(struct ol_txrx_vdev_t *vdev, continue; } + if (vdev->opmode == wlan_op_mode_ap && + qdf_nbuf_is_ipv4_eapol_pkt(msdu) && + qdf_mem_cmp(qdf_nbuf_data(msdu) + + QDF_NBUF_DEST_MAC_OFFSET, + vdev->mac_addr.raw, + QDF_MAC_ADDR_SIZE)) { + TXRX_STATS_MSDU_LIST_INCR( + pdev, tx.dropped.host_reject, msdu); + qdf_nbuf_set_next(msdu, NULL); + qdf_nbuf_tx_free(msdu, QDF_NBUF_PKT_ERROR); + msdu = msdu_list; + continue; + } + /* * This MSDU needs to be forwarded to the tx path. * Check whether it also needs to be sent to the OS