diff options
| author | Johannes Berg <johannes.berg@intel.com> | 2023-08-29 13:18:56 +0300 |
|---|---|---|
| committer | Johannes Berg <johannes.berg@intel.com> | 2023-09-11 12:27:23 +0300 |
| commit | 076fc8775dafe995e94c106bb732bf2d42dedcea (patch) | |
| tree | bc4ad9b0ea9471eb243eec8ba3bc947f15c805e2 /net/mac80211/tdls.c | |
| parent | a7614b482d64a1d7f595178b12d71f12936ba9a3 (diff) | |
| download | linux-076fc8775dafe995e94c106bb732bf2d42dedcea.tar.xz | |
wifi: cfg80211: remove wdev mutex
Since we're now protecting everything with the wiphy mutex
(and were really using it for almost everything before),
there's no longer any real reason to have a separate wdev
mutex. It may feel better, but really has no value.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/mac80211/tdls.c')
| -rw-r--r-- | net/mac80211/tdls.c | 26 |
1 files changed, 10 insertions, 16 deletions
diff --git a/net/mac80211/tdls.c b/net/mac80211/tdls.c index 9bcb0c2bba7d..ba14f570cda7 100644 --- a/net/mac80211/tdls.c +++ b/net/mac80211/tdls.c @@ -1465,22 +1465,18 @@ int ieee80211_tdls_oper(struct wiphy *wiphy, struct net_device *dev, /* protect possible bss_conf changes and avoid concurrency in * ieee80211_bss_info_change_notify() */ - sdata_lock(sdata); tdls_dbg(sdata, "TDLS oper %d peer %pM\n", oper, peer); switch (oper) { case NL80211_TDLS_ENABLE_LINK: if (sdata->vif.bss_conf.csa_active) { tdls_dbg(sdata, "TDLS: disallow link during CSA\n"); - ret = -EBUSY; - break; + return -EBUSY; } sta = sta_info_get(sdata, peer); - if (!sta) { - ret = -ENOLINK; - break; - } + if (!sta) + return -ENOLINK; iee80211_tdls_recalc_chanctx(sdata, sta); iee80211_tdls_recalc_ht_protection(sdata, sta); @@ -1489,7 +1485,6 @@ int ieee80211_tdls_oper(struct wiphy *wiphy, struct net_device *dev, WARN_ON_ONCE(is_zero_ether_addr(sdata->u.mgd.tdls_peer) || !ether_addr_equal(sdata->u.mgd.tdls_peer, peer)); - ret = 0; break; case NL80211_TDLS_DISABLE_LINK: /* @@ -1511,24 +1506,23 @@ int ieee80211_tdls_oper(struct wiphy *wiphy, struct net_device *dev, iee80211_tdls_recalc_ht_protection(sdata, NULL); iee80211_tdls_recalc_chanctx(sdata, NULL); + if (ret) + return ret; break; default: - ret = -ENOTSUPP; - break; + return -ENOTSUPP; } - if (ret == 0 && ether_addr_equal(sdata->u.mgd.tdls_peer, peer)) { + if (ether_addr_equal(sdata->u.mgd.tdls_peer, peer)) { wiphy_delayed_work_cancel(sdata->local->hw.wiphy, &sdata->u.mgd.tdls_peer_del_work); eth_zero_addr(sdata->u.mgd.tdls_peer); } - if (ret == 0) - wiphy_work_queue(sdata->local->hw.wiphy, - &sdata->deflink.u.mgd.request_smps_work); + wiphy_work_queue(sdata->local->hw.wiphy, + &sdata->deflink.u.mgd.request_smps_work); - sdata_unlock(sdata); - return ret; + return 0; } void ieee80211_tdls_oper_request(struct ieee80211_vif *vif, const u8 *peer, |