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Commit 98a6914c authored by Yeshwanth Sriram Guntuka's avatar Yeshwanth Sriram Guntuka Committed by Madan Koyyalamudi
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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
parent 021a6981

core/dp/txrx/ol_rx_fwd.c

+15 −1
Original line number Diff line number Diff line 
/*

 * 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