diff options
| author | Phoebe Buckheister <phoebe.buckheister@itwm.fraunhofer.de> | 2014-06-11 12:03:07 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2014-06-11 12:10:19 -0700 |
| commit | 2d3b5b0a90e5370ad13ca98d95519c3e41d2c925 (patch) | |
| tree | bad4e444da804759fe1d8f91d4a940cdcb4ca1fb /net/mac802154/monitor.c | |
| parent | a374eeb5e5b35c877a890dce5d3f7cca5a3e33f6 (diff) | |
mac802154: don't deliver packets to devices that are down
Only one WPAN devices can be active at any given time, so only deliver
packets to that one interface that is actually up. Multiple monitors may
be up at any given time, but we don't have to deliver to monitors that
are down either.
Signed-off-by: Phoebe Buckheister <phoebe.buckheister@itwm.fraunhofer.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/mac802154/monitor.c')
| -rw-r--r-- | net/mac802154/monitor.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/net/mac802154/monitor.c b/net/mac802154/monitor.c index 434a26f76a80..a68230e2b25f 100644 --- a/net/mac802154/monitor.c +++ b/net/mac802154/monitor.c @@ -70,7 +70,8 @@ void mac802154_monitors_rx(struct mac802154_priv *priv, struct sk_buff *skb) rcu_read_lock(); list_for_each_entry_rcu(sdata, &priv->slaves, list) { - if (sdata->type != IEEE802154_DEV_MONITOR) + if (sdata->type != IEEE802154_DEV_MONITOR || + !netif_running(sdata->dev)) continue; skb2 = skb_clone(skb, GFP_ATOMIC); |