From: Chatre, Reinette <reinette.chatre@xxxxxxxxx>
mac80211 sets driver in monitor mode through configuring the
RX filters. We cannot trust priv->iw_mode to be accurate
regarding monitor mode as iw_mode is only set in add_interface,
which is not called by mac80211 when in monitor mode.
Signed-off-by: Reinette Chatre <reinette.chatre@xxxxxxxxx>
Signed-off-by: Tomas Winkler <tomas.winkler@xxxxxxxxx>
---
drivers/net/wireless/iwlwifi/iwl-core.c | 12 ++++++++++++
1 files changed, 12 insertions(+), 0 deletions(-)
diff --git a/drivers/net/wireless/iwlwifi/iwl-core.c b/drivers/net/wireless/iwlwifi/iwl-core.c
index 9f284eb..ef4a7c5 100644
--- a/drivers/net/wireless/iwlwifi/iwl-core.c
+++ b/drivers/net/wireless/iwlwifi/iwl-core.c
@@ -699,6 +699,18 @@ static u8 iwl_count_chain_bitmap(u32 chain_bitmap)
}
/**
+ * iwl_is_monitor_mode - Determine if interface in monitor mode
+ *
+ * priv->iw_mode is set in add_interface, but add_interface is
+ * never called for monitor mode. The only way mac80211 informs us about
+ * monitor mode is through configuring filters (call to configure_filter).
+ */
+static bool iwl_is_monitor_mode(struct iwl_priv *priv)
+{
+ return !!(priv->staging_rxon.filter_flags & RXON_FILTER_PROMISC_MSK);
+}
+
+/**
* iwl_set_rxon_chain - Set up Rx chain usage in "staging" RXON image
*
* Selects how many and which Rx receivers/antennas/chains to use.
--
1.5.4.3
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