From: Jes Sorensen Date: Mon, 9 Jun 2014 15:16:13 +0200 Subject: [034/249] staging: rtl8723au: _issue_deauth(): Use struct ieee80211_mgmt to build frame Origin: https://git.kernel.org/linus/f89547b651d842035c982f43d4303c0e7b890191 Signed-off-by: Jes Sorensen Signed-off-by: Greg Kroah-Hartman --- drivers/staging/rtl8723au/core/rtw_mlme_ext.c | 27 ++++++++++----------------- 1 file changed, 10 insertions(+), 17 deletions(-) diff --git a/drivers/staging/rtl8723au/core/rtw_mlme_ext.c b/drivers/staging/rtl8723au/core/rtw_mlme_ext.c index e5df86a..d109256 100644 --- a/drivers/staging/rtl8723au/core/rtw_mlme_ext.c +++ b/drivers/staging/rtl8723au/core/rtw_mlme_ext.c @@ -3840,8 +3840,7 @@ static int _issue_deauth(struct rtw_adapter *padapter, unsigned char *da, { struct xmit_frame *pmgntframe; struct pkt_attrib *pattrib; - unsigned char *pframe; - struct ieee80211_hdr *pwlanhdr; + struct ieee80211_mgmt *mgmt; struct xmit_priv *pxmitpriv = &padapter->xmitpriv; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; @@ -3860,27 +3859,21 @@ static int _issue_deauth(struct rtw_adapter *padapter, unsigned char *da, memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET); - pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET; - pwlanhdr = (struct ieee80211_hdr *)pframe; + mgmt = (struct ieee80211_mgmt *)(pmgntframe->buf_addr + TXDESC_OFFSET); - pwlanhdr->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT | - IEEE80211_STYPE_DEAUTH); + mgmt->frame_control = + cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DEAUTH); - ether_addr_copy(pwlanhdr->addr1, da); - ether_addr_copy(pwlanhdr->addr2, myid(&padapter->eeprompriv)); - ether_addr_copy(pwlanhdr->addr3, get_my_bssid23a(&pmlmeinfo->network)); + ether_addr_copy(mgmt->da, da); + ether_addr_copy(mgmt->sa, myid(&padapter->eeprompriv)); + ether_addr_copy(mgmt->bssid, get_my_bssid23a(&pmlmeinfo->network)); - pwlanhdr->seq_ctrl = - cpu_to_le16(IEEE80211_SN_TO_SEQ(pmlmeext->mgnt_seq)); + mgmt->seq_ctrl = cpu_to_le16(IEEE80211_SN_TO_SEQ(pmlmeext->mgnt_seq)); pmlmeext->mgnt_seq++; - pframe += sizeof(struct ieee80211_hdr_3addr); - pattrib->pktlen = sizeof(struct ieee80211_hdr_3addr); + pattrib->pktlen = sizeof(struct ieee80211_hdr_3addr) + 2; - reason = cpu_to_le16(reason); - pframe = rtw_set_fixed_ie23a(pframe, WLAN_REASON_PREV_AUTH_NOT_VALID, - (unsigned char *)&reason, - &pattrib->pktlen); + mgmt->u.deauth.reason_code = cpu_to_le16(reason); pattrib->last_txcmdsz = pattrib->pktlen;