[RFCv2 04/13] cfg80211: track ibss fixed channel

[Michal Kazior <michal.kazior@xxxxxxxxx>]

IBSS may hop between channels. It is necessary to
account this special case when considering
interface combinations.

Signed-off-by: Michal Kazior <michal.kazior@xxxxxxxxx>
---
 include/net/cfg80211.h |    2 ++
 net/wireless/ibss.c    |    1 +
 2 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index 0f9d7b4..92fdd02 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -2338,6 +2338,8 @@ struct wireless_dev {
 	/* for AP and mesh channel tracking */
 	struct ieee80211_channel *channel;
 
+	bool ibss_fixed;
+
 	bool ps;
 	int ps_timeout;
 
diff --git a/net/wireless/ibss.c b/net/wireless/ibss.c
index 89baa33..b90fd86 100644
--- a/net/wireless/ibss.c
+++ b/net/wireless/ibss.c
@@ -113,6 +113,7 @@ int __cfg80211_join_ibss(struct cfg80211_registered_device *rdev,
 		kfree(wdev->connect_keys);
 	wdev->connect_keys = connkeys;
 
+	wdev->ibss_fixed = params->channel_fixed;
 #ifdef CONFIG_CFG80211_WEXT
 	wdev->wext.ibss.channel = params->channel;
 #endif
-- 
1.7.0.4

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