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mac80211: remove IEEE80211_KEY_FLAG_WMM_STA

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There's no driver using this flag, so it seems
that all drivers support HW crypto with WMM or
don't support it at all. Remove the flag and
code setting it.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Johannes Berg 2013-02-23 00:22:44 +01:00
parent 153a5fc410
commit a87121051c
2 changed files with 0 additions and 29 deletions
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3
include/net/mac80211.h
View File

@ -1101,8 +1101,6 @@ static inline bool ieee80211_vif_is_mesh(struct ieee80211_vif *vif)
* These flags are used for communication about keys between the driver * These flags are used for communication about keys between the driver
* and mac80211, with the @flags parameter of &struct ieee80211_key_conf. * and mac80211, with the @flags parameter of &struct ieee80211_key_conf.
* *
* @IEEE80211_KEY_FLAG_WMM_STA: Set by mac80211, this flag indicates
* that the STA this key will be used with could be using QoS.
* @IEEE80211_KEY_FLAG_GENERATE_IV: This flag should be set by the * @IEEE80211_KEY_FLAG_GENERATE_IV: This flag should be set by the
* driver to indicate that it requires IV generation for this * driver to indicate that it requires IV generation for this
* particular key. * particular key.
@ -1127,7 +1125,6 @@ static inline bool ieee80211_vif_is_mesh(struct ieee80211_vif *vif)
* %IEEE80211_KEY_FLAG_SW_MGMT_TX flag to encrypt such frames in SW. * %IEEE80211_KEY_FLAG_SW_MGMT_TX flag to encrypt such frames in SW.
*/ */
enum ieee80211_key_flags { enum ieee80211_key_flags {
IEEE80211_KEY_FLAG_WMM_STA = 1<<0,
IEEE80211_KEY_FLAG_GENERATE_IV = 1<<1, IEEE80211_KEY_FLAG_GENERATE_IV = 1<<1,
IEEE80211_KEY_FLAG_GENERATE_MMIC= 1<<2, IEEE80211_KEY_FLAG_GENERATE_MMIC= 1<<2,
IEEE80211_KEY_FLAG_PAIRWISE = 1<<3, IEEE80211_KEY_FLAG_PAIRWISE = 1<<3,

26
net/mac80211/key.c
View File

@ -440,32 +440,6 @@ int ieee80211_key_link(struct ieee80211_key *key,
key->sdata = sdata; key->sdata = sdata;
key->sta = sta; key->sta = sta;
if (sta) {
/*
* some hardware cannot handle TKIP with QoS, so
* we indicate whether QoS could be in use.
*/
if (test_sta_flag(sta, WLAN_STA_WME))
key->conf.flags |= IEEE80211_KEY_FLAG_WMM_STA;
} else {
if (sdata->vif.type == NL80211_IFTYPE_STATION) {
struct sta_info *ap;
/*
* We're getting a sta pointer in, so must be under
* appropriate locking for sta_info_get().
*/
/* same here, the AP could be using QoS */
ap = sta_info_get(key->sdata, key->sdata->u.mgd.bssid);
if (ap) {
if (test_sta_flag(ap, WLAN_STA_WME))
key->conf.flags |=
IEEE80211_KEY_FLAG_WMM_STA;
}
}
}
mutex_lock(&sdata->local->key_mtx); mutex_lock(&sdata->local->key_mtx);
if (sta && pairwise) if (sta && pairwise)