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| author | Johannes Berg <johannes.berg@intel.com> | 2013-06-19 13:05:42 +0200 |
|---|---|---|
| committer | Johannes Berg <johannes.berg@intel.com> | 2013-06-19 18:55:39 +0200 |
| commit | 959867fa55d0cb55fb3d08656e5e62607167617f (patch) | |
| tree | aeac7b16c571f062380fa99508d64df7cc1f4565 /net/wireless | |
| parent | 86e8cf98de3e74bbfb0003501e0004bf1e5e2618 (diff) | |
| download | linux-959867fa55d0cb55fb3d08656e5e62607167617f.tar.gz linux-959867fa55d0cb55fb3d08656e5e62607167617f.tar.bz2 linux-959867fa55d0cb55fb3d08656e5e62607167617f.zip | |
cfg80211: require passing BSS struct back to cfg80211_assoc_timeout
Doing so will allow us to hold the BSS (not just ref it) over the
association process, thus ensuring that it doesn't time out and
gets invisible to the user (e.g. in 'iw wlan0 link'.)
This also fixes a leak in mac80211 where it doesn't always release
the BSS struct properly in all cases where calling this function.
This leak was reported by Ben Greear.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/wireless')
| -rw-r--r-- | net/wireless/mlme.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/net/wireless/mlme.c b/net/wireless/mlme.c index a61a44bc6cf0..dd6f79d7bd2e 100644 --- a/net/wireless/mlme.c +++ b/net/wireless/mlme.c @@ -131,16 +131,18 @@ void cfg80211_auth_timeout(struct net_device *dev, const u8 *addr) } EXPORT_SYMBOL(cfg80211_auth_timeout); -void cfg80211_assoc_timeout(struct net_device *dev, const u8 *addr) +void cfg80211_assoc_timeout(struct net_device *dev, struct cfg80211_bss *bss) { struct wireless_dev *wdev = dev->ieee80211_ptr; struct wiphy *wiphy = wdev->wiphy; struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy); - trace_cfg80211_send_assoc_timeout(dev, addr); + trace_cfg80211_send_assoc_timeout(dev, bss->bssid); - nl80211_send_assoc_timeout(rdev, dev, addr, GFP_KERNEL); + nl80211_send_assoc_timeout(rdev, dev, bss->bssid, GFP_KERNEL); cfg80211_sme_assoc_timeout(wdev); + + cfg80211_put_bss(wiphy, bss); } EXPORT_SYMBOL(cfg80211_assoc_timeout); |