diff options
Diffstat (limited to 'net/wireless/scan.c')
| -rw-r--r-- | net/wireless/scan.c | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/net/wireless/scan.c b/net/wireless/scan.c index 019952d4fc7d..758eb7d2a706 100644 --- a/net/wireless/scan.c +++ b/net/wireless/scan.c @@ -2352,14 +2352,16 @@ cfg80211_inform_single_bss_frame_data(struct wiphy *wiphy, return NULL; if (ext) { - struct ieee80211_s1g_bcn_compat_ie *compat; - u8 *ie; + const struct ieee80211_s1g_bcn_compat_ie *compat; + const struct element *elem; - ie = (void *)cfg80211_find_ie(WLAN_EID_S1G_BCN_COMPAT, - variable, ielen); - if (!ie) + elem = cfg80211_find_elem(WLAN_EID_S1G_BCN_COMPAT, + variable, ielen); + if (!elem) + return NULL; + if (elem->datalen < sizeof(*compat)) return NULL; - compat = (void *)(ie + 2); + compat = (void *)elem->data; bssid = ext->u.s1g_beacon.sa; capability = le16_to_cpu(compat->compat_info); beacon_int = le16_to_cpu(compat->beacon_int); |