diff options
| author | Johannes Berg <johannes.berg@intel.com> | 2016-05-03 16:52:04 +0300 |
|---|---|---|
| committer | Johannes Berg <johannes.berg@intel.com> | 2016-05-12 11:16:40 +0200 |
| commit | 53873f134d285191ef6435882d55837093a36c53 (patch) | |
| tree | a49f49d0f940a902f2fe0aa271d12d66c98c7a34 /net/wireless/nl80211.c | |
| parent | 8b9b2f06998f33bdd1774a9860ec60e945977384 (diff) | |
cfg80211: make wdev_list accessible to drivers
There's no harm in having drivers read the list, since they can
use RCU protection or RTNL locking; allow this to not require
each and every driver to also implement its own bookkeeping.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/wireless/nl80211.c')
| -rw-r--r-- | net/wireless/nl80211.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index 9bc84a2ddd34..d7599014055d 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -103,7 +103,7 @@ __cfg80211_wdev_from_attrs(struct net *netns, struct nlattr **attrs) if (have_wdev_id && rdev->wiphy_idx != wiphy_idx) continue; - list_for_each_entry(wdev, &rdev->wdev_list, list) { + list_for_each_entry(wdev, &rdev->wiphy.wdev_list, list) { if (have_ifidx && wdev->netdev && wdev->netdev->ifindex == ifidx) { result = wdev; @@ -149,7 +149,7 @@ __cfg80211_rdev_from_attrs(struct net *netns, struct nlattr **attrs) tmp = cfg80211_rdev_by_wiphy_idx(wdev_id >> 32); if (tmp) { /* make sure wdev exists */ - list_for_each_entry(wdev, &tmp->wdev_list, list) { + list_for_each_entry(wdev, &tmp->wiphy.wdev_list, list) { if (wdev->identifier != (u32)wdev_id) continue; found = true; @@ -535,7 +535,7 @@ static int nl80211_prepare_wdev_dump(struct sk_buff *skb, *rdev = wiphy_to_rdev(wiphy); *wdev = NULL; - list_for_each_entry(tmp, &(*rdev)->wdev_list, list) { + list_for_each_entry(tmp, &(*rdev)->wiphy.wdev_list, list) { if (tmp->identifier == cb->args[1]) { *wdev = tmp; break; @@ -2490,7 +2490,7 @@ static int nl80211_dump_interface(struct sk_buff *skb, struct netlink_callback * } if_idx = 0; - list_for_each_entry(wdev, &rdev->wdev_list, list) { + list_for_each_entry(wdev, &rdev->wiphy.wdev_list, list) { if (if_idx < if_start) { if_idx++; continue; @@ -2762,7 +2762,7 @@ static int nl80211_new_interface(struct sk_buff *skb, struct genl_info *info) spin_lock_init(&wdev->mgmt_registrations_lock); wdev->identifier = ++rdev->wdev_id; - list_add_rcu(&wdev->list, &rdev->wdev_list); + list_add_rcu(&wdev->list, &rdev->wiphy.wdev_list); rdev->devlist_generation++; break; default: @@ -3298,7 +3298,7 @@ static bool nl80211_get_ap_channel(struct cfg80211_registered_device *rdev, struct wireless_dev *wdev; bool ret = false; - list_for_each_entry(wdev, &rdev->wdev_list, list) { + list_for_each_entry(wdev, &rdev->wiphy.wdev_list, list) { if (wdev->iftype != NL80211_IFTYPE_AP && wdev->iftype != NL80211_IFTYPE_P2P_GO) continue; @@ -10392,7 +10392,7 @@ static int nl80211_prepare_vendor_dump(struct sk_buff *skb, *wdev = NULL; if (cb->args[1]) { - list_for_each_entry(tmp, &(*rdev)->wdev_list, list) { + list_for_each_entry(tmp, &wiphy->wdev_list, list) { if (tmp->identifier == cb->args[1] - 1) { *wdev = tmp; break; @@ -13413,7 +13413,7 @@ static int nl80211_netlink_notify(struct notifier_block * nb, sched_scan_req->owner_nlportid == notify->portid) schedule_scan_stop = true; - list_for_each_entry_rcu(wdev, &rdev->wdev_list, list) { + list_for_each_entry_rcu(wdev, &rdev->wiphy.wdev_list, list) { cfg80211_mlme_unregister_socket(wdev, notify->portid); if (wdev->owner_nlportid == notify->portid) |