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staging: rtl8188eu: Do not byteswap half initialized variable 

Copying 16 bits into an uninitialized 32 bit stack variable and then
byteswapping it can provide 'interesting' results.

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 2014-05-19 10:08:19 +02:00 committed by Greg Kroah-Hartman
parent b5e1e9126a
commit d6c455ac1e
1 changed files with 2 additions and 3 deletions
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5
drivers/staging/rtl8188eu/core/rtw_mlme_ext.c
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@ -6551,7 +6551,6 @@ u8 collect_bss_info(struct adapter *padapter, struct recv_frame *precv_frame, st
struct registry_priv *pregistrypriv = &padapter->registrypriv;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
__le32 le32_tmp;
len = packet_len - sizeof(struct rtw_ieee80211_hdr_3addr);
@ -6665,8 +6664,8 @@ u8 collect_bss_info(struct adapter *padapter, struct recv_frame *precv_frame, st
return _SUCCESS;
}
memcpy(&le32_tmp, rtw_get_beacon_interval_from_ie(bssid->IEs), 2);
bssid->Configuration.BeaconPeriod = le32_to_cpu(le32_tmp);
bssid->Configuration.BeaconPeriod =
get_unaligned_le16(rtw_get_beacon_interval_from_ie(bssid->IEs));
val16 = rtw_get_capability((struct wlan_bssid_ex *)bssid);