diff options
Diffstat (limited to 'net/wireless')
| -rw-r--r-- | net/wireless/mlme.c | 10 | ||||
| -rw-r--r-- | net/wireless/nl80211.c | 40 | ||||
| -rw-r--r-- | net/wireless/nl80211.h | 5 |
3 files changed, 55 insertions, 0 deletions
diff --git a/net/wireless/mlme.c b/net/wireless/mlme.c index 33ff7cca496b..1407244a647e 100644 --- a/net/wireless/mlme.c +++ b/net/wireless/mlme.c @@ -43,3 +43,13 @@ void cfg80211_send_disassoc(struct net_device *dev, const u8 *buf, size_t len) nl80211_send_disassoc(rdev, dev, buf, len); } EXPORT_SYMBOL(cfg80211_send_disassoc); + +void cfg80211_michael_mic_failure(struct net_device *dev, const u8 *addr, + enum nl80211_key_type key_type, int key_id, + const u8 *tsc) +{ + struct wiphy *wiphy = dev->ieee80211_ptr->wiphy; + struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy); + nl80211_michael_mic_failure(rdev, dev, addr, key_type, key_id, tsc); +} +EXPORT_SYMBOL(cfg80211_michael_mic_failure); diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index 195424eee77d..1394115cde95 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -3430,6 +3430,46 @@ void nl80211_send_disassoc(struct cfg80211_registered_device *rdev, NL80211_CMD_DISASSOCIATE); } +void nl80211_michael_mic_failure(struct cfg80211_registered_device *rdev, + struct net_device *netdev, const u8 *addr, + enum nl80211_key_type key_type, int key_id, + const u8 *tsc) +{ + struct sk_buff *msg; + void *hdr; + + msg = nlmsg_new(NLMSG_GOODSIZE, GFP_KERNEL); + if (!msg) + return; + + hdr = nl80211hdr_put(msg, 0, 0, 0, NL80211_CMD_MICHAEL_MIC_FAILURE); + if (!hdr) { + nlmsg_free(msg); + return; + } + + NLA_PUT_U32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx); + NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, netdev->ifindex); + if (addr) + NLA_PUT(msg, NL80211_ATTR_MAC, ETH_ALEN, addr); + NLA_PUT_U32(msg, NL80211_ATTR_KEY_TYPE, key_type); + NLA_PUT_U8(msg, NL80211_ATTR_KEY_IDX, key_id); + if (tsc) + NLA_PUT(msg, NL80211_ATTR_KEY_SEQ, 6, tsc); + + if (genlmsg_end(msg, hdr) < 0) { + nlmsg_free(msg); + return; + } + + genlmsg_multicast(msg, 0, nl80211_mlme_mcgrp.id, GFP_KERNEL); + return; + + nla_put_failure: + genlmsg_cancel(msg, hdr); + nlmsg_free(msg); +} + /* initialisation/exit functions */ int nl80211_init(void) diff --git a/net/wireless/nl80211.h b/net/wireless/nl80211.h index 55686fc264f0..e4b92cccd157 100644 --- a/net/wireless/nl80211.h +++ b/net/wireless/nl80211.h @@ -23,5 +23,10 @@ extern void nl80211_send_deauth(struct cfg80211_registered_device *rdev, extern void nl80211_send_disassoc(struct cfg80211_registered_device *rdev, struct net_device *netdev, const u8 *buf, size_t len); +extern void +nl80211_michael_mic_failure(struct cfg80211_registered_device *rdev, + struct net_device *netdev, const u8 *addr, + enum nl80211_key_type key_type, + int key_id, const u8 *tsc); #endif /* __NET_WIRELESS_NL80211_H */ |