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qcacld-2.0: Fix 80211 frame subtype value in DoS attacks check 

The subtype values used in the DoS attacks check are not correct.
No MGMT frame will be dropped in a DoS attack.

Change-Id: I0fdcffd7151a78abf21bb0f4223aaba3e86a46ab
CRs-Fixed: 2103880
This commit is contained in:
Zhang Qian 2017-10-23 18:20:12 +08:00 committed by syphyr
parent 8262069aee
commit ac2156d3ba
1 changed files with 4 additions and 4 deletions
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8
drivers/net/wireless/qcacld-2.0/CORE/CLD_TXRX/TLSHIM/tl_shim.c
View File

@ -500,7 +500,7 @@ static bool tlshim_is_pkt_drop_candidate(tp_wma_handle wma_handle,
peer = ol_txrx_find_peer_by_addr(pdev_ctx, peer_addr, &peer_id);
if (!peer) {
if (SIR_MAC_MGMT_ASSOC_REQ != subtype) {
if (IEEE80211_FC0_SUBTYPE_ASSOC_REQ != subtype) {
TLSHIM_LOGE(FL("Received mgmt frame: %0x from unknow peer: %pM"),
subtype, peer_addr);
should_drop = TRUE;
@ -509,7 +509,7 @@ static bool tlshim_is_pkt_drop_candidate(tp_wma_handle wma_handle,
}
switch (subtype) {
case SIR_MAC_MGMT_ASSOC_REQ:
case IEEE80211_FC0_SUBTYPE_ASSOC_REQ:
if (peer->last_assoc_rcvd) {
if (adf_os_gettimestamp() - peer->last_assoc_rcvd <
TLSHIM_MGMT_FRAME_DETECT_DOS_TIMER) {
@ -519,7 +519,7 @@ static bool tlshim_is_pkt_drop_candidate(tp_wma_handle wma_handle,
}
peer->last_assoc_rcvd = adf_os_gettimestamp();
break;
case SIR_MAC_MGMT_DISASSOC:
case IEEE80211_FC0_SUBTYPE_DISASSOC:
if (peer->last_disassoc_rcvd) {
if (adf_os_gettimestamp() -
peer->last_disassoc_rcvd <
@ -530,7 +530,7 @@ static bool tlshim_is_pkt_drop_candidate(tp_wma_handle wma_handle,
}
peer->last_disassoc_rcvd = adf_os_gettimestamp();
break;
case SIR_MAC_MGMT_DEAUTH:
case IEEE80211_FC0_SUBTYPE_DEAUTH:
if (peer->last_deauth_rcvd) {
if (adf_os_gettimestamp() -
peer->last_deauth_rcvd <