From: Jes Sorensen <jes.soren...@redhat.com>
Signed-off-by: Jes Sorensen <jes.soren...@redhat.com>
---
drivers/staging/rtl8723au/os_dep/ioctl_cfg80211.c | 12 +++++++-----
1 file changed, 7 insertions(+), 5 deletions(-)
diff --git a/drivers/staging/rtl8723au/os_dep/ioctl_cfg80211.c
b/drivers/staging/rtl8723au/os_dep/ioctl_cfg80211.c
index 638e833..80d5fe7 100644
--- a/drivers/staging/rtl8723au/os_dep/ioctl_cfg80211.c
+++ b/drivers/staging/rtl8723au/os_dep/ioctl_cfg80211.c
@@ -2912,7 +2912,7 @@ static int rtw_add_beacon(struct rtw_adapter *adapter,
const u8 *head,
size_t head_len, const u8 *tail, size_t tail_len)
{
int ret = 0;
- u8 *pbuf = NULL;
+ u8 *pbuf;
uint len, wps_ielen = 0;
struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
/* struct sta_priv *pstapriv = &padapter->stapriv; */
@@ -2923,17 +2923,19 @@ static int rtw_add_beacon(struct rtw_adapter *adapter,
const u8 *head,
if (check_fwstate(pmlmepriv, WIFI_AP_STATE) != true)
return -EINVAL;
- if (head_len < 24)
+ if (head_len < sizeof(struct ieee80211_hdr_3addr))
return -EINVAL;
pbuf = kzalloc(head_len + tail_len, GFP_KERNEL);
if (!pbuf)
return -ENOMEM;
/* 24 = beacon header len. */
- memcpy(pbuf, (void *)head + 24, head_len - 24);
- memcpy(pbuf + head_len - 24, (void *)tail, tail_len);
+ memcpy(pbuf, (void *)head + sizeof(struct ieee80211_hdr_3addr),
+ head_len - sizeof(struct ieee80211_hdr_3addr));
+ memcpy(pbuf + head_len - sizeof(struct ieee80211_hdr_3addr),
+ (void *)tail, tail_len);
- len = head_len + tail_len - 24;
+ len = head_len + tail_len - sizeof(struct ieee80211_hdr_3addr);
/* check wps ie if inclued */
if (cfg80211_find_vendor_ie(WLAN_OUI_MICROSOFT,
--
1.9.3
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