diff options
| author | John W. Linville <linville@tuxdriver.com> | 2011-01-05 14:35:41 -0500 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2011-01-05 14:35:41 -0500 |
| commit | 6303710d7aa62bfb154cd13ab5ab12cfa8baaf91 (patch) | |
| tree | 4718ca3186d92819b3d617f32813eab6a1896b91 /net/mac80211 | |
| parent | db98a6cfcc9ac951067c9a2cb60459b618fd7b10 (diff) | |
| parent | d2460f4b2fa6dbdeec800414f9cf5b1fc8b71197 (diff) | |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-2.6
Diffstat (limited to 'net/mac80211')
| -rw-r--r-- | net/mac80211/key.c | 6 | ||||
| -rw-r--r-- | net/mac80211/rx.c | 3 |
2 files changed, 9 insertions, 0 deletions
diff --git a/net/mac80211/key.c b/net/mac80211/key.c index 315ee301b75e..8c02469b7176 100644 --- a/net/mac80211/key.c +++ b/net/mac80211/key.c @@ -375,6 +375,12 @@ static void __ieee80211_key_destroy(struct ieee80211_key *key) if (!key) return; + /* + * Synchronize so the TX path can no longer be using + * this key before we free/remove it. + */ + synchronize_rcu(); + if (key->local) ieee80211_key_disable_hw_accel(key); diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c index 9595e564badd..2b9db5ab9048 100644 --- a/net/mac80211/rx.c +++ b/net/mac80211/rx.c @@ -1808,6 +1808,8 @@ ieee80211_rx_h_mesh_fwding(struct ieee80211_rx_data *rx) if (!fwd_skb && net_ratelimit()) printk(KERN_DEBUG "%s: failed to clone mesh frame\n", sdata->name); + if (!fwd_skb) + goto out; fwd_hdr = (struct ieee80211_hdr *) fwd_skb->data; memcpy(fwd_hdr->addr2, sdata->vif.addr, ETH_ALEN); @@ -1845,6 +1847,7 @@ ieee80211_rx_h_mesh_fwding(struct ieee80211_rx_data *rx) } } + out: if (is_multicast_ether_addr(hdr->addr1) || sdata->dev->flags & IFF_PROMISC) return RX_CONTINUE; |