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Message-Id: <20220602193726.280922-9-martin@kaiser.cx>
Date: Thu, 2 Jun 2022 21:37:23 +0200
From: Martin Kaiser <martin@...ser.cx>
To: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc: Larry Finger <Larry.Finger@...inger.net>,
Phillip Potter <phil@...lpotter.co.uk>,
Michael Straube <straube.linux@...il.com>,
Pavel Skripkin <paskripkin@...il.com>,
linux-staging@...ts.linux.dev, linux-kernel@...r.kernel.org,
Martin Kaiser <martin@...ser.cx>
Subject: [PATCH 08/11] staging: r8188eu: clarify the contents of the delba params
The delba parameters field contains an initiator/receiver flag and the
tid. The caller of issue_action_BA passes these components in the status
parameter.
Extract the two components from status and use u16_encode_bits to copy
them into the parameters field. This should clarify what's going on and
should make it easier to replace the status parameter in the future.
Signed-off-by: Martin Kaiser <martin@...ser.cx>
---
drivers/staging/r8188eu/core/rtw_mlme_ext.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/staging/r8188eu/core/rtw_mlme_ext.c b/drivers/staging/r8188eu/core/rtw_mlme_ext.c
index b4d22dae212a..7968674a0705 100644
--- a/drivers/staging/r8188eu/core/rtw_mlme_ext.c
+++ b/drivers/staging/r8188eu/core/rtw_mlme_ext.c
@@ -5377,7 +5377,7 @@ void issue_action_BA(struct adapter *padapter, unsigned char *raddr, unsigned ch
struct sta_priv *pstapriv = &padapter->stapriv;
struct registry_priv *pregpriv = &padapter->registrypriv;
struct ieee80211_mgmt *mgmt;
- u16 capab;
+ u16 capab, params;
pmgntframe = alloc_mgtxmitframe(pxmitpriv);
if (!pmgntframe)
@@ -5450,6 +5450,9 @@ void issue_action_BA(struct adapter *padapter, unsigned char *raddr, unsigned ch
mgmt->u.action.u.delba.action_code = WLAN_ACTION_DELBA;
pattrib->pktlen++;
mgmt->u.action.u.delba.params = cpu_to_le16((status & 0x1F) << 3);
+ params = u16_encode_bits((status & 0x1), IEEE80211_DELBA_PARAM_INITIATOR_MASK);
+ params |= u16_encode_bits((status >> 1) & 0xF, IEEE80211_DELBA_PARAM_TID_MASK);
+ mgmt->u.action.u.delba.params = cpu_to_le16(params);
pattrib->pktlen += 2;
mgmt->u.action.u.delba.reason_code = cpu_to_le16(WLAN_STATUS_REQUEST_DECLINED);
pattrib->pktlen += 2;
--
2.30.2
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