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authorJohn W. Linville2012-06-06 20:40:06 +0200
committerJohn W. Linville2012-06-06 20:40:06 +0200
commit7c9c46c16d2d1d232f3296924162de293477f017 (patch)
tree4dba9e4da9ad99a73251b4b0563f910f727894fb /net/mac80211/agg-rx.c
parentnet/wireless: ipw2200: introduce ipw_read_eeprom function (diff)
parentMerge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/blueto... (diff)
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Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless
Conflicts: drivers/net/wireless/iwlwifi/iwl-drv.c
Diffstat (limited to 'net/mac80211/agg-rx.c')
-rw-r--r--net/mac80211/agg-rx.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/net/mac80211/agg-rx.c b/net/mac80211/agg-rx.c
index a096b0dae37d..32ef11d69798 100644
--- a/net/mac80211/agg-rx.c
+++ b/net/mac80211/agg-rx.c
@@ -142,15 +142,20 @@ static void sta_rx_agg_session_timer_expired(unsigned long data)
struct tid_ampdu_rx *tid_rx;
unsigned long timeout;
+ rcu_read_lock();
tid_rx = rcu_dereference(sta->ampdu_mlme.tid_rx[*ptid]);
- if (!tid_rx)
+ if (!tid_rx) {
+ rcu_read_unlock();
return;
+ }
timeout = tid_rx->last_rx + TU_TO_JIFFIES(tid_rx->timeout);
if (time_is_after_jiffies(timeout)) {
mod_timer(&tid_rx->session_timer, timeout);
+ rcu_read_unlock();
return;
}
+ rcu_read_unlock();
ht_vdbg("rx session timer expired on tid %d\n", (u16)*ptid);