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| author | John W. Linville <linville@tuxdriver.com> | 2012-06-06 14:02:56 -0400 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2012-06-06 14:02:56 -0400 |
| commit | 4e924fec591ef75076eab95954d90411862d3a87 (patch) | |
| tree | 968a9d456e76e7bf72e2bd9409ae3d64faaee115 /net/mac80211/agg-rx.c | |
| parent | dd03cff23d694cfb0fdae80cb618e7ced05ea696 (diff) | |
| parent | 2d4524ac18a3965051f6279aff5e9b1d72ac9d7f (diff) | |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless into for-davem
Diffstat (limited to 'net/mac80211/agg-rx.c')
| -rw-r--r-- | net/mac80211/agg-rx.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/net/mac80211/agg-rx.c b/net/mac80211/agg-rx.c index 26ddb699d69..c649188314c 100644 --- a/net/mac80211/agg-rx.c +++ b/net/mac80211/agg-rx.c @@ -145,15 +145,20 @@ 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(); #ifdef CONFIG_MAC80211_HT_DEBUG printk(KERN_DEBUG "rx session timer expired on tid %d\n", (u16)*ptid); |