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staging: rtl8723au: rtw_update_protection23a(): Use cfg80211_find_ie()

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Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Jes Sorensen 2014-04-15 19:43:54 +02:00 committed by Greg Kroah-Hartman
parent e0facfa97c
commit 4bf954b2f9
1 changed files with 8 additions and 9 deletions
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17
drivers/staging/rtl8723au/core/rtw_xmit.c
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@ -1319,11 +1319,10 @@ s32 rtw_put_snap23a(u8 *data, u16 h_proto)
void rtw_update_protection23a(struct rtw_adapter *padapter, u8 *ie, uint ie_len)
{
struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
struct registry_priv *pregistrypriv = &padapter->registrypriv;
uint protection;
u8 *perp;
int erp_len;
struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
struct registry_priv *pregistrypriv = &padapter->registrypriv;
uint protection;
const u8 *p;
switch (pxmitpriv->vcs_setting) {
case DISABLE_VCS:
@ -1333,11 +1332,11 @@ void rtw_update_protection23a(struct rtw_adapter *padapter, u8 *ie, uint ie_len)
break;
case AUTO_VCS:
default:
perp = rtw_get_ie23a(ie, WLAN_EID_ERP_INFO, &erp_len, ie_len);
if (perp == NULL) {
p = cfg80211_find_ie(WLAN_EID_ERP_INFO, ie, ie_len);
if (!p)
pxmitpriv->vcs = NONE_VCS;
} else {
protection = (*(perp + 2)) & BIT(1);
else {
protection = (*(p + 2)) & BIT(1);
if (protection) {
if (pregistrypriv->vcs_type == RTS_CTS)
pxmitpriv->vcs = RTS_CTS;