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qcacmn: Force invalid check for every pkt

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Normally TID is obtained from MPDU start pkt and is performed
invalid check. There is a chance that DUT receives an
aggregated MPDU with invalid TID, TID value is not updated for
the second MSDU, then it will lead to OOB access.
Change is aimed to perform the check for every MSDU.

Change-Id: Ie261ddbc0e9dcd10459c68d3c78e13faa70286ac
CRs-Fixed: 3333265
This commit is contained in:
Yu Tian
2022-11-09 18:37:40 -08:00
committed by Madan Koyyalamudi
parent d1ff8e1e65
commit efd6e156da
1 changed files with 7 additions and 7 deletions
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6
dp/wifi3.0/li/dp_li_rx.c
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@@ -592,15 +592,15 @@ done:
}
/* Get TID from struct cb->tid_val, save to tid */
if (qdf_nbuf_is_rx_chfrag_start(nbuf)) {
if (qdf_nbuf_is_rx_chfrag_start(nbuf))
tid = qdf_nbuf_get_tid_val(nbuf);
if (tid >= CDP_MAX_DATA_TIDS) {
if (qdf_unlikely(tid >= CDP_MAX_DATA_TIDS)) {
DP_STATS_INC(soc, rx.err.rx_invalid_tid_err, 1);
dp_rx_nbuf_free(nbuf);
nbuf = next;
continue;
}
}
if (qdf_unlikely(!txrx_peer)) {
txrx_peer =