diff options
| author | Felix Fietkau <nbd@openwrt.org> | 2013-01-13 23:10:26 +0100 |
|---|---|---|
| committer | Johannes Berg <johannes.berg@intel.com> | 2013-01-16 15:09:31 +0100 |
| commit | b4a7ff75ba3545b061d4fe63f0bb9136ccfe8b19 (patch) | |
| tree | 062425959161236359bf628017cb6d940e09aabe /net | |
| parent | aacde9ee45225f7e0b90960f479aef83c66bfdc0 (diff) | |
| download | op-kernel-dev-b4a7ff75ba3545b061d4fe63f0bb9136ccfe8b19.zip op-kernel-dev-b4a7ff75ba3545b061d4fe63f0bb9136ccfe8b19.tar.gz | |
mac80211: fix monitor mode injection
Channel contexts are not always used with monitor interfaces. If no channel
context is set, use the oper channel, otherwise tx fails.
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
[check local->use_chanctx]
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net')
| -rw-r--r-- | net/mac80211/tx.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c index e9eadc4..467c1d1 100644 --- a/net/mac80211/tx.c +++ b/net/mac80211/tx.c @@ -1673,10 +1673,13 @@ netdev_tx_t ieee80211_monitor_start_xmit(struct sk_buff *skb, chanctx_conf = rcu_dereference(tmp_sdata->vif.chanctx_conf); } - if (!chanctx_conf) - goto fail_rcu; - chan = chanctx_conf->def.chan; + if (chanctx_conf) + chan = chanctx_conf->def.chan; + else if (!local->use_chanctx) + chan = local->_oper_channel; + else + goto fail_rcu; /* * Frame injection is not allowed if beaconing is not allowed |
