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Commit 8950c224 authored by Chet Lanctot's avatar Chet Lanctot
Browse files

Revert "cfg80211: Key management offload support for 802.1X LEAP" 



This reverts commit 0aead796.

Key management offload (LFR3) cannot be dependent on kernel changes
that have not yet been up-streamed.  Therefore, all kernel support
for key management offload needs to be reverted until the open source
version of kernel support for key management offload is available.

CRs-Fixed: 778119
Change-Id: I8e2c27f84e0b8e3f52ecca9f71b269ec10d47990
Signed-off-by: default avatarChet Lanctot <clanctot@codeaurora.org>
parent 3e7bc1c0

include/net/cfg80211.h

+1 −1
Original line number Diff line number Diff line
@@ -2340,7 +2340,7 @@ struct cfg80211_ops { 
				    struct cfg80211_chan_def *chandef);



	int	(*key_mgmt_set_pmk)(struct wiphy *wiphy, struct net_device *dev,

				    const u8 *pmk, size_t pmk_len);

				    const u8 *pmk);

};



/*

include/uapi/linux/nl80211.h

+0 −2
Original line number Diff line number Diff line
@@ -1570,7 +1570,6 @@ enum nl80211_commands { 
 *	derivation used as part of key management offload.

 * @NL80211_ATTR_PMK: The Pairwise Master Key to be used for the

 *	connection.

 * @NL80211_ATTR_PMK_LEN: The length of the PMK.

 *

 * @NL80211_ATTR_MAX: highest attribute number currently defined

 * @__NL80211_ATTR_AFTER_LAST: internal use
@@ -1915,7 +1914,6 @@ enum nl80211_attrs { 
	NL80211_ATTR_KEY_MGMT_OFFLOAD_SUPPORT,

	NL80211_ATTR_KEY_DERIVE_OFFLOAD_SUPPORT,

	NL80211_ATTR_PMK,

	NL80211_ATTR_PMK_LEN,



	/* add attributes here, update the policy in nl80211.c */

net/wireless/nl80211.c

+1 −7
Original line number Diff line number Diff line
@@ -399,7 +399,6 @@ static const struct nla_policy nl80211_policy[NL80211_ATTR_MAX+1] = { 
	[NL80211_ATTR_KEY_DERIVE_OFFLOAD_SUPPORT] = { .type = NLA_U32 },

	[NL80211_ATTR_PMK] = { .type = NLA_BINARY,

				   .len = NL80211_KEY_LEN_PMK },

	[NL80211_ATTR_PMK_LEN] = { .type = NLA_U32 },

};



/* policy for the key attributes */
@@ -8694,21 +8693,16 @@ static int nl80211_key_mgmt_set_pmk(struct sk_buff *skb, struct genl_info *info) 
	struct cfg80211_registered_device *rdev = info->user_ptr[0];

	struct net_device *dev = info->user_ptr[1];

	u8 *pmk;

	size_t pmk_len;



	if (info->attrs[NL80211_ATTR_PMK])

		pmk = nla_data(info->attrs[NL80211_ATTR_PMK]);

	else

		return -EINVAL;

	if (info->attrs[NL80211_ATTR_PMK_LEN])

		pmk_len = nla_get_u32(info->attrs[NL80211_ATTR_PMK_LEN]);

	else

		return -EINVAL;



	if (!rdev->ops->key_mgmt_set_pmk)

		return -EOPNOTSUPP;



	return rdev_key_mgmt_set_pmk(rdev, dev, pmk, pmk_len);

	return rdev_key_mgmt_set_pmk(rdev, dev, pmk);

}



#define NL80211_FLAG_NEED_WIPHY		0x01

net/wireless/rdev-ops.h

+2 −3
Original line number Diff line number Diff line
@@ -954,13 +954,12 @@ rdev_set_ap_chanwidth(struct cfg80211_registered_device *rdev, 
}



static inline int rdev_key_mgmt_set_pmk(struct cfg80211_registered_device *rdev,

				   struct net_device *dev, u8 *pmk,

				   size_t pmk_len)

				   struct net_device *dev, u8 *pmk)

{

	int ret;



	trace_rdev_key_mgmt_set_pmk(&rdev->wiphy, dev, pmk);

	ret = rdev->ops->key_mgmt_set_pmk(&rdev->wiphy, dev, pmk, pmk_len);

	ret = rdev->ops->key_mgmt_set_pmk(&rdev->wiphy, dev, pmk);

	trace_rdev_return_int(&rdev->wiphy, ret);



	return ret;