linux-kernel - [PATCH 2/5] staging: r8188eu: read status_code from struct ieee80211

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Message-Id: <20220724153917.138848-3-martin@kaiser.cx>
Date:   Sun, 24 Jul 2022 17:39:14 +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 2/5] staging: r8188eu: read status_code from struct ieee80211_mgmt

Read the status code of the association response message from struct
ieee80211_mgmt instead of parsing the message ourselves.

Signed-off-by: Martin Kaiser <martin@...ser.cx>
---
 drivers/staging/r8188eu/core/rtw_mlme_ext.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/drivers/staging/r8188eu/core/rtw_mlme_ext.c b/drivers/staging/r8188eu/core/rtw_mlme_ext.c
index 48ed329cec72..663048bc8e7d 100644
--- a/drivers/staging/r8188eu/core/rtw_mlme_ext.c
+++ b/drivers/staging/r8188eu/core/rtw_mlme_ext.c
@@ -1271,7 +1271,6 @@ unsigned int OnAssocRsp(struct adapter *padapter, struct recv_frame *precv_frame
 	struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *)precv_frame->rx_data;
 	uint i;
 	int res;
-	unsigned short	status;
 	struct ndis_802_11_var_ie *pIE;
 	struct mlme_ext_priv	*pmlmeext = &padapter->mlmeextpriv;
 	struct mlme_ext_info	*pmlmeinfo = &pmlmeext->mlmext_info;
@@ -1291,9 +1290,7 @@ unsigned int OnAssocRsp(struct adapter *padapter, struct recv_frame *precv_frame
 
 	_cancel_timer_ex(&pmlmeext->link_timer);
 
-	/* status */
-	status = le16_to_cpu(*(__le16 *)(pframe + WLAN_HDR_A3_LEN + 2));
-	if (status > 0) {
+	if (le16_to_cpu(mgmt->u.assoc_resp.status_code) > 0) {
 		pmlmeinfo->state = WIFI_FW_NULL_STATE;
 		res = -4;
 		goto report_assoc_result;
-- 
2.30.2