From 2ca813ad61136896c91a40194452ff665a522711 Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Fri, 1 Feb 2013 01:04:14 +0100 Subject: [PATCH] cfg80211: move locking into cfg80211_bss_age There's no reason for it to require external locking, move it into the function. Signed-off-by: Johannes Berg --- net/wireless/scan.c | 3 ++- net/wireless/sysfs.c | 2 -- 2 files changed, 2 insertions(+), 3 deletions(-) diff --git a/net/wireless/scan.c b/net/wireless/scan.c index 34b47b3..1494d94 100644 --- a/net/wireless/scan.c +++ b/net/wireless/scan.c @@ -231,15 +231,16 @@ int __cfg80211_stop_sched_scan(struct cfg80211_registered_device *rdev, return 0; } -/* must hold dev->bss_lock! */ void cfg80211_bss_age(struct cfg80211_registered_device *dev, unsigned long age_secs) { struct cfg80211_internal_bss *bss; unsigned long age_jiffies = msecs_to_jiffies(age_secs * MSEC_PER_SEC); + spin_lock_bh(&dev->bss_lock); list_for_each_entry(bss, &dev->bss_list, list) bss->ts -= age_jiffies; + spin_unlock_bh(&dev->bss_lock); } void cfg80211_bss_expire(struct cfg80211_registered_device *dev) diff --git a/net/wireless/sysfs.c b/net/wireless/sysfs.c index 9bf6d5e..73bf39f 100644 --- a/net/wireless/sysfs.c +++ b/net/wireless/sysfs.c @@ -108,9 +108,7 @@ static int wiphy_resume(struct device *dev) int ret = 0; /* Age scan results with time spent in suspend */ - spin_lock_bh(&rdev->bss_lock); cfg80211_bss_age(rdev, get_seconds() - rdev->suspend_at); - spin_unlock_bh(&rdev->bss_lock); if (rdev->ops->resume) { rtnl_lock(); -- 2.7.4