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cfg80211: move world roaming check for beacon hints

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We should not add new beacon hints even if the wiphy
is not world roaming. Without this we were always adding
a beacon hint if not world roaming for every non world
roaming wiphy interface.

Tested-by: Ben Greear <greearb@candelatech.com>
Reported-by: Ben Greear <greearb@candelatech.com>
Reported-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: Luis R. Rodriguez <mcgrof@do-not-panic.com>
[fix locking]
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Luis R. Rodriguez 2012-12-19 10:53:04 -08:00 committed by Johannes Berg
parent 3195e489a8
commit 0f500a5f6c
1 changed files with 5 additions and 6 deletions
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11
net/wireless/reg.c
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@ -1044,6 +1044,9 @@ static void handle_reg_beacon(struct wiphy *wiphy, unsigned int chan_idx,
chan->beacon_found = true;
if (!reg_is_world_roaming(wiphy))
return;
if (wiphy->flags & WIPHY_FLAG_DISABLE_BEACON_HINTS)
return;
@ -1110,8 +1113,6 @@ static void reg_process_beacons(struct wiphy *wiphy)
*/
if (!last_request)
return;
if (!reg_is_world_roaming(wiphy))
return;
wiphy_update_beacon_reg(wiphy);
}
@ -1593,11 +1594,8 @@ static void reg_process_pending_beacon_hints(void)
struct cfg80211_registered_device *rdev;
struct reg_beacon *pending_beacon, *tmp;
/*
* No need to hold the reg_mutex here as we just touch wiphys
* and do not read or access regulatory variables.
*/
mutex_lock(&cfg80211_mutex);
mutex_lock(&reg_mutex);
/* This goes through the _pending_ beacon list */
spin_lock_bh(&reg_pending_beacons_lock);
@ -1615,6 +1613,7 @@ static void reg_process_pending_beacon_hints(void)
}
spin_unlock_bh(&reg_pending_beacons_lock);
mutex_unlock(&reg_mutex);
mutex_unlock(&cfg80211_mutex);
}