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Commit 70001df0 authored by qctecmdr Service's avatar qctecmdr Service Committed by Gerrit - the friendly Code Review server
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Merge "cfg80211: Add macros to indicate backport support for FILS"

parents 04396c7e 69f893c0

include/net/cfg80211.h

+9 −1
Original line number Diff line number Diff line
@@ -28,6 +28,12 @@ 
/* Backport support for DFS offload */

#define CFG80211_DFS_OFFLOAD_BACKPORT 1



/* Indicate support for including KEK length in rekey data */

#define CFG80211_REKEY_DATA_KEK_LEN 1



/* Indicate backport support for FILS SK offload in cfg80211 */

#define CFG80211_FILS_SK_OFFLOAD_SUPPORT 1



/**

 * DOC: Introduction

 *
@@ -2565,12 +2571,14 @@ struct cfg80211_wowlan_wakeup { 


/**

 * struct cfg80211_gtk_rekey_data - rekey data

 * @kek: key encryption key (NL80211_KEK_LEN bytes)

 * @kek: key encryption key

 * @kck: key confirmation key (NL80211_KCK_LEN bytes)

 * @replay_ctr: replay counter (NL80211_REPLAY_CTR_LEN bytes)

 * @kek_len: Length of @kek in octets

 */

struct cfg80211_gtk_rekey_data {

	const u8 *kek, *kck, *replay_ctr;

	size_t kek_len;

};



/**

net/wireless/nl80211.c

+17 −4
Original line number Diff line number Diff line
@@ -498,7 +498,8 @@ nl80211_coalesce_policy[NUM_NL80211_ATTR_COALESCE_RULE] = { 
/* policy for GTK rekey offload attributes */

static const struct nla_policy

nl80211_rekey_policy[NUM_NL80211_REKEY_DATA] = {

	[NL80211_REKEY_DATA_KEK] = { .len = NL80211_KEK_LEN },

	[NL80211_REKEY_DATA_KEK] = { .type = NLA_BINARY,

				     .len = FILS_MAX_KEK_LEN },

	[NL80211_REKEY_DATA_KCK] = { .len = NL80211_KCK_LEN },

	[NL80211_REKEY_DATA_REPLAY_CTR] = { .len = NL80211_REPLAY_CTR_LEN },

};
@@ -11452,14 +11453,26 @@ static int nl80211_set_rekey_data(struct sk_buff *skb, struct genl_info *info) 
	if (!tb[NL80211_REKEY_DATA_REPLAY_CTR] || !tb[NL80211_REKEY_DATA_KEK] ||

	    !tb[NL80211_REKEY_DATA_KCK])

		return -EINVAL;

	if (!tb[NL80211_REKEY_DATA_KEK] || !tb[NL80211_REKEY_DATA_REPLAY_CTR] ||

	    (!wiphy_ext_feature_isset(&rdev->wiphy,

				      NL80211_EXT_FEATURE_FILS_SK_OFFLOAD) &&

	     !wiphy_ext_feature_isset(&rdev->wiphy,

				      NL80211_EXT_FEATURE_FILS_STA) &&

	     !tb[NL80211_REKEY_DATA_KCK]))

		return -EINVAL;



	if (nla_len(tb[NL80211_REKEY_DATA_REPLAY_CTR]) != NL80211_REPLAY_CTR_LEN)

		return -ERANGE;

	if (nla_len(tb[NL80211_REKEY_DATA_KEK]) != NL80211_KEK_LEN)

	if (nla_len(tb[NL80211_REKEY_DATA_KEK]) < NL80211_KEK_LEN)

		return -ERANGE;

	if (nla_len(tb[NL80211_REKEY_DATA_KCK]) != NL80211_KCK_LEN)

	if (tb[NL80211_REKEY_DATA_KCK] &&

	    nla_len(tb[NL80211_REKEY_DATA_KCK]) != NL80211_KCK_LEN)

		return -ERANGE;



	memset(&rekey_data, 0, sizeof(rekey_data));

	rekey_data.kek = nla_data(tb[NL80211_REKEY_DATA_KEK]);

	rekey_data.kek_len = nla_len(tb[NL80211_REKEY_DATA_KEK]);

	if (tb[NL80211_REKEY_DATA_KCK])

		rekey_data.kck = nla_data(tb[NL80211_REKEY_DATA_KCK]);

	rekey_data.replay_ctr = nla_data(tb[NL80211_REKEY_DATA_REPLAY_CTR]);