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staging: r8188eu: read timestamp from ieee80211_mgmt

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Read the 64-bit timestamp from struct ieee80211_mgmt instead of parsing
the beacon message ourselves.

Tested-by: Philipp Hortmann <philipp.g.hortmann@gmail.com> # Edimax N150
Signed-off-by: Martin Kaiser <martin@kaiser.cx>
Link: https://lore.kernel.org/r/20221126160129.178697-3-martin@kaiser.cx
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Martin Kaiser
2022-11-26 17:01:21 +01:00
committed by Greg Kroah-Hartman
parent 64a4ade699
commit 84d55656bf
1 changed files with 2 additions and 19 deletions
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21
drivers/staging/r8188eu/core/rtw_mlme_ext.c
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@@ -389,21 +389,6 @@ static u32 p2p_listen_state_process(struct adapter *padapter, unsigned char *da)
return _SUCCESS;
}
static void update_TSF(struct mlme_ext_priv *pmlmeext, u8 *pframe)
{
u8 *pIE;
__le32 *pbuf;
pIE = pframe + sizeof(struct ieee80211_hdr_3addr);
pbuf = (__le32 *)pIE;
pmlmeext->TSFValue = le32_to_cpu(*(pbuf + 1));
pmlmeext->TSFValue = pmlmeext->TSFValue << 32;
pmlmeext->TSFValue |= le32_to_cpu(*pbuf);
}
static void correct_TSF(struct adapter *padapter)
{
u8 reg;
@@ -592,8 +577,7 @@ static void OnBeacon(struct adapter *padapter, struct recv_frame *precv_frame)
/* check the vendor of the assoc AP */
pmlmeinfo->assoc_AP_vendor = check_assoc_AP(pframe + sizeof(struct ieee80211_hdr_3addr), len - sizeof(struct ieee80211_hdr_3addr));
/* update TSF Value */
update_TSF(pmlmeext, pframe);
pmlmeext->TSFValue = le64_to_cpu(mgmt->u.beacon.timestamp);
/* start auth */
start_clnt_auth(padapter);
@@ -635,8 +619,7 @@ static void OnBeacon(struct adapter *padapter, struct recv_frame *precv_frame)
return;
}
/* update TSF Value */
update_TSF(pmlmeext, pframe);
pmlmeext->TSFValue = le64_to_cpu(mgmt->u.beacon.timestamp);
/* report sta add event */
report_add_sta_event(padapter, GetAddr2Ptr(pframe), cam_idx);