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staging: r8188eu: check for initiator vs recipient 

For an incoming delba message, the code checks if the delba was sent by
the data initiator or by the data recipient.

Rewrite this check using the ieee80211 helpers, making the code easier to
understand.

Signed-off-by: Martin Kaiser <martin@kaiser.cx>
Link: https://lore.kernel.org/r/20220514164740.282552-7-martin@kaiser.cx
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Martin Kaiser 2022-05-14 18:47:39 +02:00 committed by Greg Kroah-Hartman
parent 813586def1
commit 3266866812
1 changed files with 3 additions and 2 deletions
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5
drivers/staging/r8188eu/core/rtw_mlme_ext.c
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@ -1517,10 +1517,11 @@ unsigned int OnAction_back(struct adapter *padapter, struct recv_frame *precv_fr
}
break;
case WLAN_ACTION_DELBA:
if ((frame_body[3] & BIT(3)) == 0) {
if (u16_get_bits(le16_to_cpu(mgmt->u.action.u.delba.params),
IEEE80211_DELBA_PARAM_INITIATOR_MASK) == WLAN_BACK_RECIPIENT) {
psta->htpriv.agg_enable_bitmap &= ~(1 << ((frame_body[3] >> 4) & 0xf));
psta->htpriv.candidate_tid_bitmap &= ~(1 << ((frame_body[3] >> 4) & 0xf));
} else if ((frame_body[3] & BIT(3)) == BIT(3)) {
} else {
tid = (frame_body[3] >> 4) & 0x0F;
preorder_ctrl = &psta->recvreorder_ctrl[tid];
preorder_ctrl->enable = false;