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staging: rtl8723au: rtw_get_cur_max_rate(): Use _FIXED_IE_LENGTH_ instead of hardcoded value

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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 2014-06-24 15:03:19 +02:00 committed by Greg Kroah-Hartman
parent 5b5cf9941f
commit 1d33b07663
1 changed files with 3 additions and 2 deletions
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5
drivers/staging/rtl8723au/os_dep/ioctl_cfg80211.c
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@ -1190,8 +1190,9 @@ static u16 rtw_get_cur_max_rate(struct rtw_adapter *adapter)
u8 bw_40MHz = 0, short_GI_20 = 0, short_GI_40 = 0;
u16 mcs_rate = 0;
p = cfg80211_find_ie(WLAN_EID_HT_CAPABILITY, &pcur_bss->IEs[12],
pcur_bss->IELength - 12);
p = cfg80211_find_ie(WLAN_EID_HT_CAPABILITY,
&pcur_bss->IEs[_FIXED_IE_LENGTH_],
pcur_bss->IELength - _FIXED_IE_LENGTH_);
if (p && p[1] > 0) {
pht_capie = (struct ieee80211_ht_cap *)(p + 2);