From: Johannes Berg <johannes.berg@xxxxxxxxx>
There's no reason for it to require external
locking, move it into the function.
Signed-off-by: Johannes Berg <johannes.berg@xxxxxxxxx>
---
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 cae380f..05dbc5b 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();
--
1.8.0
--
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