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qcacmn: fix invalid vdev for group tkip mic error

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In tkip mic error handler, addr1 (RA) is used to find vdev.
This is fine for unicast tkip mic error. But for group tkip
mic error, addr1 will be group address thus vdev will not
be correctly returned.

Fix is to use sw_peer_id in rx_mpdu_start tlv to find peer.
And use peer to find corresponding vdev and pdev.

Change-Id: I1e9e461318e25184ef7113132adaa7fe7853924d
CRs-Fixed: 2157532
This commit is contained in:
jiad 2017-12-05 13:39:25 +08:00 • committed by snandini
commit 9dee72a40c
1 changed files with 16 additions and 16 deletions
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32
dp/wifi3.0/dp_rx_err.c
View file

@ -699,7 +699,8 @@ dp_rx_process_mic_error(struct dp_soc *soc, struct dp_rx_desc *rx_desc,
struct ieee80211_frame *wh;
uint8_t *rx_pkt_hdr;
uint8_t *rx_tlv_hdr;
uint8_t i;
struct dp_peer *peer;
uint16_t peer_id;
nbuf = rx_desc->nbuf;
qdf_nbuf_unmap_single(soc->osdev, nbuf, QDF_DMA_BIDIRECTIONAL);
@ -711,29 +712,28 @@ dp_rx_process_mic_error(struct dp_soc *soc, struct dp_rx_desc *rx_desc,
rx_pkt_hdr = hal_rx_pkt_hdr_get(qdf_nbuf_data(nbuf));
wh = (struct ieee80211_frame *)rx_pkt_hdr;
for (i = 0; i < MAX_PDEV_CNT; i++) {
pdev = soc->pdev_list[i];
if (!pdev) {
QDF_TRACE(QDF_MODULE_ID_DP, QDF_TRACE_LEVEL_DEBUG,
"PDEV not found");
continue;
}
TAILQ_FOREACH(vdev, &pdev->vdev_list, vdev_list_elem) {
if (qdf_mem_cmp(wh->i_addr1, vdev->mac_addr.raw,
DP_MAC_ADDR_LEN) == 0) {
goto out;
}
}
peer_id = hal_rx_mpdu_start_sw_peer_id_get(rx_tlv_hdr);
peer = dp_peer_find_by_id(soc, peer_id);
if (!peer) {
QDF_TRACE(QDF_MODULE_ID_DP, QDF_TRACE_LEVEL_ERROR,
"peer not found");
goto fail;
}
vdev = peer->vdev;
if (!vdev) {
QDF_TRACE(QDF_MODULE_ID_DP, QDF_TRACE_LEVEL_ERROR,
"VDEV not found");
goto fail;
}
out:
pdev = vdev->pdev;
if (!pdev) {
QDF_TRACE(QDF_MODULE_ID_DP, QDF_TRACE_LEVEL_ERROR,
"PDEV not found");
goto fail;
}
tops = pdev->soc->cdp_soc.ol_ops;
if (tops->rx_mic_error)
tops->rx_mic_error(pdev->osif_pdev, vdev->vdev_id, wh);