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authorJouni Malinen <jouni@qca.qualcomm.com>2016-10-27 00:42:03 +0300
committerJohannes Berg <johannes.berg@intel.com>2016-10-27 17:03:24 +0300
commit348bd456699801920a309c66e382380809fbdf41 (patch)
treeaf781f401cd306a583dadbac277fcda2809824ca /net/wireless/nl80211.c
parent631810603a20874554b2f17adf42b72d0f15eda5 (diff)
downloadlinux-348bd456699801920a309c66e382380809fbdf41.tar.xz
cfg80211: Add KEK/nonces for FILS association frames
The new nl80211 attributes can be used to provide KEK and nonces to allow the driver to encrypt and decrypt FILS (Re)Association Request/Response frames in station mode. Signed-off-by: Jouni Malinen <jouni@qca.qualcomm.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/wireless/nl80211.c')
-rw-r--r--net/wireless/nl80211.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index ff798620e929..667d5f719c22 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -414,6 +414,9 @@ static const struct nla_policy nl80211_policy[NUM_NL80211_ATTR] = {
[NL80211_ATTR_NAN_MASTER_PREF] = { .type = NLA_U8 },
[NL80211_ATTR_NAN_DUAL] = { .type = NLA_U8 },
[NL80211_ATTR_NAN_FUNC] = { .type = NLA_NESTED },
+ [NL80211_ATTR_FILS_KEK] = { .type = NLA_BINARY,
+ .len = FILS_MAX_KEK_LEN },
+ [NL80211_ATTR_FILS_NONCES] = { .len = 2 * FILS_NONCE_LEN },
};
/* policy for the key attributes */
@@ -8033,6 +8036,15 @@ static int nl80211_associate(struct sk_buff *skb, struct genl_info *info)
req.flags |= ASSOC_REQ_USE_RRM;
}
+ if (info->attrs[NL80211_ATTR_FILS_KEK]) {
+ req.fils_kek = nla_data(info->attrs[NL80211_ATTR_FILS_KEK]);
+ req.fils_kek_len = nla_len(info->attrs[NL80211_ATTR_FILS_KEK]);
+ if (!info->attrs[NL80211_ATTR_FILS_NONCES])
+ return -EINVAL;
+ req.fils_nonces =
+ nla_data(info->attrs[NL80211_ATTR_FILS_NONCES]);
+ }
+
err = nl80211_crypto_settings(rdev, info, &req.crypto, 1);
if (!err) {
wdev_lock(dev->ieee80211_ptr);