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Date: Tue, 24 May 2022 11:00:18 +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 v2 01/12] staging: r8188eu: remove unnecessary category check
Remove the unnecessary category check in issue_action_BA. category is
initialised to 3 (WLAN_CATEGORY_BACK) and never updated.
The rtw_set_fixed_ie call gets a pointer to category but it doesn't update
the value.
Signed-off-by: Martin Kaiser <martin@...ser.cx>
---
drivers/staging/r8188eu/core/rtw_mlme_ext.c | 94 ++++++++++-----------
1 file changed, 46 insertions(+), 48 deletions(-)
diff --git a/drivers/staging/r8188eu/core/rtw_mlme_ext.c b/drivers/staging/r8188eu/core/rtw_mlme_ext.c
index faf23fc950c5..f47cf3e7316c 100644
--- a/drivers/staging/r8188eu/core/rtw_mlme_ext.c
+++ b/drivers/staging/r8188eu/core/rtw_mlme_ext.c
@@ -5415,60 +5415,58 @@ void issue_action_BA(struct adapter *padapter, unsigned char *raddr, unsigned ch
pframe = rtw_set_fixed_ie(pframe, 1, &(category), &pattrib->pktlen);
pframe = rtw_set_fixed_ie(pframe, 1, &(action), &pattrib->pktlen);
- if (category == 3) {
- switch (action) {
- case 0: /* ADDBA req */
- do {
- pmlmeinfo->dialogToken++;
- } while (pmlmeinfo->dialogToken == 0);
- pframe = rtw_set_fixed_ie(pframe, 1, &pmlmeinfo->dialogToken, &pattrib->pktlen);
+ switch (action) {
+ case 0: /* ADDBA req */
+ do {
+ pmlmeinfo->dialogToken++;
+ } while (pmlmeinfo->dialogToken == 0);
+ pframe = rtw_set_fixed_ie(pframe, 1, &pmlmeinfo->dialogToken, &pattrib->pktlen);
- BA_para_set = (0x1002 | ((status & 0xf) << 2)); /* immediate ack & 64 buffer size */
- le_tmp = cpu_to_le16(BA_para_set);
- pframe = rtw_set_fixed_ie(pframe, 2, (unsigned char *)&le_tmp, &pattrib->pktlen);
+ BA_para_set = (0x1002 | ((status & 0xf) << 2)); /* immediate ack & 64 buffer size */
+ le_tmp = cpu_to_le16(BA_para_set);
+ pframe = rtw_set_fixed_ie(pframe, 2, (unsigned char *)&le_tmp, &pattrib->pktlen);
- BA_timeout_value = 5000;/* 5ms */
- le_tmp = cpu_to_le16(BA_timeout_value);
- pframe = rtw_set_fixed_ie(pframe, 2, (unsigned char *)&le_tmp, &pattrib->pktlen);
+ BA_timeout_value = 5000;/* 5ms */
+ le_tmp = cpu_to_le16(BA_timeout_value);
+ pframe = rtw_set_fixed_ie(pframe, 2, (unsigned char *)&le_tmp, &pattrib->pktlen);
- psta = rtw_get_stainfo(pstapriv, raddr);
- if (psta) {
- start_seq = (psta->sta_xmitpriv.txseq_tid[status & 0x07] & 0xfff) + 1;
+ psta = rtw_get_stainfo(pstapriv, raddr);
+ if (psta) {
+ start_seq = (psta->sta_xmitpriv.txseq_tid[status & 0x07] & 0xfff) + 1;
- psta->BA_starting_seqctrl[status & 0x07] = start_seq;
+ psta->BA_starting_seqctrl[status & 0x07] = start_seq;
- BA_starting_seqctrl = start_seq << 4;
- }
- le_tmp = cpu_to_le16(BA_starting_seqctrl);
- pframe = rtw_set_fixed_ie(pframe, 2, (unsigned char *)&le_tmp, &pattrib->pktlen);
- break;
- case 1: /* ADDBA rsp */
- pframe = rtw_set_fixed_ie(pframe, 1, &pmlmeinfo->ADDBA_req.dialog_token, &pattrib->pktlen);
- pframe = rtw_set_fixed_ie(pframe, 2, (unsigned char *)&status, &pattrib->pktlen);
- BA_para_set = le16_to_cpu(pmlmeinfo->ADDBA_req.BA_para_set) & 0x3f;
- BA_para_set |= 0x1000; /* 64 buffer size */
-
- if (pregpriv->ampdu_amsdu == 0)/* disabled */
- BA_para_set = BA_para_set & ~BIT(0);
- else if (pregpriv->ampdu_amsdu == 1)/* enabled */
- BA_para_set = BA_para_set | BIT(0);
- le_tmp = cpu_to_le16(BA_para_set);
-
- pframe = rtw_set_fixed_ie(pframe, 2, (unsigned char *)&le_tmp, &pattrib->pktlen);
- pframe = rtw_set_fixed_ie(pframe, 2, (unsigned char *)&pmlmeinfo->ADDBA_req.BA_timeout_value, &pattrib->pktlen);
- break;
- case 2:/* DELBA */
- BA_para_set = (status & 0x1F) << 3;
- le_tmp = cpu_to_le16(BA_para_set);
- pframe = rtw_set_fixed_ie(pframe, 2, (unsigned char *)&le_tmp, &pattrib->pktlen);
-
- reason_code = 37;/* Requested from peer STA as it does not want to use the mechanism */
- le_tmp = cpu_to_le16(reason_code);
- pframe = rtw_set_fixed_ie(pframe, 2, (unsigned char *)&le_tmp, &pattrib->pktlen);
- break;
- default:
- break;
+ BA_starting_seqctrl = start_seq << 4;
}
+ le_tmp = cpu_to_le16(BA_starting_seqctrl);
+ pframe = rtw_set_fixed_ie(pframe, 2, (unsigned char *)&le_tmp, &pattrib->pktlen);
+ break;
+ case 1: /* ADDBA rsp */
+ pframe = rtw_set_fixed_ie(pframe, 1, &pmlmeinfo->ADDBA_req.dialog_token, &pattrib->pktlen);
+ pframe = rtw_set_fixed_ie(pframe, 2, (unsigned char *)&status, &pattrib->pktlen);
+ BA_para_set = le16_to_cpu(pmlmeinfo->ADDBA_req.BA_para_set) & 0x3f;
+ BA_para_set |= 0x1000; /* 64 buffer size */
+
+ if (pregpriv->ampdu_amsdu == 0)/* disabled */
+ BA_para_set = BA_para_set & ~BIT(0);
+ else if (pregpriv->ampdu_amsdu == 1)/* enabled */
+ BA_para_set = BA_para_set | BIT(0);
+ le_tmp = cpu_to_le16(BA_para_set);
+
+ pframe = rtw_set_fixed_ie(pframe, 2, (unsigned char *)&le_tmp, &pattrib->pktlen);
+ pframe = rtw_set_fixed_ie(pframe, 2, (unsigned char *)&pmlmeinfo->ADDBA_req.BA_timeout_value, &pattrib->pktlen);
+ break;
+ case 2:/* DELBA */
+ BA_para_set = (status & 0x1F) << 3;
+ le_tmp = cpu_to_le16(BA_para_set);
+ pframe = rtw_set_fixed_ie(pframe, 2, (unsigned char *)&le_tmp, &pattrib->pktlen);
+
+ reason_code = 37;/* Requested from peer STA as it does not want to use the mechanism */
+ le_tmp = cpu_to_le16(reason_code);
+ pframe = rtw_set_fixed_ie(pframe, 2, (unsigned char *)&le_tmp, &pattrib->pktlen);
+ break;
+ default:
+ break;
}
pattrib->last_txcmdsz = pattrib->pktlen;
--
2.30.2
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