diff options
| author | Jouni Malinen <jouni@codeaurora.org> | 2018-10-11 00:21:19 +0300 |
|---|---|---|
| committer | Johannes Berg <johannes.berg@intel.com> | 2018-10-11 16:01:05 +0200 |
| commit | fc107a93307165d5bf966767e4456832ef3940ef (patch) | |
| tree | be701ae7ec0fb7db32696607843bc81b12b8450b /net/mac80211 | |
| parent | 506dbf90c1ba98d998b26e17a2e3e69bffef52f4 (diff) | |
mac80211: Helper function for marking STA authenticated
Authentication exchange can be completed in both TX and RX paths for
SAE, so move this common functionality into a helper function to avoid
having to implement practically the same operations in two places when
extending SAE implementation in the following commits.
Signed-off-by: Jouni Malinen <jouni@codeaurora.org>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/mac80211')
| -rw-r--r-- | net/mac80211/mlme.c | 34 |
1 files changed, 22 insertions, 12 deletions
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index 89dac799a85f..2d3ec0156780 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -2761,13 +2761,33 @@ static void ieee80211_auth_challenge(struct ieee80211_sub_if_data *sdata, auth_data->key_idx, tx_flags); } +static bool ieee80211_mark_sta_auth(struct ieee80211_sub_if_data *sdata, + const u8 *bssid) +{ + struct sta_info *sta; + + /* move station state to auth */ + mutex_lock(&sdata->local->sta_mtx); + sta = sta_info_get(sdata, bssid); + if (!sta) { + WARN_ONCE(1, "%s: STA %pM not found", sdata->name, bssid); + return false; + } + if (sta_info_move_state(sta, IEEE80211_STA_AUTH)) { + sdata_info(sdata, "failed moving %pM to auth\n", bssid); + return false; + } + mutex_unlock(&sdata->local->sta_mtx); + + return true; +} + static void ieee80211_rx_mgmt_auth(struct ieee80211_sub_if_data *sdata, struct ieee80211_mgmt *mgmt, size_t len) { struct ieee80211_if_managed *ifmgd = &sdata->u.mgd; u8 bssid[ETH_ALEN]; u16 auth_alg, auth_transaction, status_code; - struct sta_info *sta; struct ieee80211_event event = { .type = MLME_EVENT, .u.mlme.data = AUTH_EVENT, @@ -2850,18 +2870,8 @@ static void ieee80211_rx_mgmt_auth(struct ieee80211_sub_if_data *sdata, return; } - /* move station state to auth */ - mutex_lock(&sdata->local->sta_mtx); - sta = sta_info_get(sdata, bssid); - if (!sta) { - WARN_ONCE(1, "%s: STA %pM not found", sdata->name, bssid); + if (!ieee80211_mark_sta_auth(sdata, bssid)) goto out_err; - } - if (sta_info_move_state(sta, IEEE80211_STA_AUTH)) { - sdata_info(sdata, "failed moving %pM to auth\n", bssid); - goto out_err; - } - mutex_unlock(&sdata->local->sta_mtx); cfg80211_rx_mlme_mgmt(sdata->dev, (u8 *)mgmt, len); return; |