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-rw-r--r--net/wireless/ibss.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/net/wireless/ibss.c b/net/wireless/ibss.c
index 89baa33..ca5672f 100644
--- a/net/wireless/ibss.c
+++ b/net/wireless/ibss.c
@@ -113,10 +113,21 @@ 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
wdev->sme_state = CFG80211_SME_CONNECTING;
+
+ err = cfg80211_can_use_chan(rdev, wdev, params->channel,
+ params->channel_fixed
+ ? CHAN_MODE_SHARED
+ : CHAN_MODE_EXCLUSIVE);
+ if (err) {
+ wdev->connect_keys = NULL;
+ return err;
+ }
+
err = rdev->ops->join_ibss(&rdev->wiphy, dev, params);
if (err) {
wdev->connect_keys = NULL;
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