diff options
Diffstat (limited to 'net/mac80211/util.c')
-rw-r--r-- | net/mac80211/util.c | 49 |
1 files changed, 0 insertions, 49 deletions
diff --git a/net/mac80211/util.c b/net/mac80211/util.c index 43e5aadd7a89..7fb2c7bacc8c 100644 --- a/net/mac80211/util.c +++ b/net/mac80211/util.c @@ -47,55 +47,6 @@ struct ieee80211_hw *wiphy_to_ieee80211_hw(struct wiphy *wiphy) } EXPORT_SYMBOL(wiphy_to_ieee80211_hw); -u8 *ieee80211_get_bssid(struct ieee80211_hdr *hdr, size_t len, - enum nl80211_iftype type) -{ - __le16 fc = hdr->frame_control; - - /* drop ACK/CTS frames and incorrect hdr len (ctrl) */ - if (len < 16) - return NULL; - - if (ieee80211_is_data(fc)) { - if (len < 24) /* drop incorrect hdr len (data) */ - return NULL; - - if (ieee80211_has_a4(fc)) - return NULL; - if (ieee80211_has_tods(fc)) - return hdr->addr1; - if (ieee80211_has_fromds(fc)) - return hdr->addr2; - - return hdr->addr3; - } - - if (ieee80211_is_mgmt(fc)) { - if (len < 24) /* drop incorrect hdr len (mgmt) */ - return NULL; - return hdr->addr3; - } - - if (ieee80211_is_ctl(fc)) { - if (ieee80211_is_pspoll(fc)) - return hdr->addr1; - - if (ieee80211_is_back_req(fc)) { - switch (type) { - case NL80211_IFTYPE_STATION: - return hdr->addr2; - case NL80211_IFTYPE_AP: - case NL80211_IFTYPE_AP_VLAN: - return hdr->addr1; - default: - break; /* fall through to the return */ - } - } - } - - return NULL; -} - void ieee80211_tx_set_protected(struct ieee80211_tx_data *tx) { struct sk_buff *skb; |