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-rw-r--r--drivers/net/wireless/iwlwifi/iwl-legacy.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-legacy.c b/drivers/net/wireless/iwlwifi/iwl-legacy.c
index bb1a742a98a..7f4905bc163 100644
--- a/drivers/net/wireless/iwlwifi/iwl-legacy.c
+++ b/drivers/net/wireless/iwlwifi/iwl-legacy.c
@@ -123,6 +123,13 @@ int iwl_legacy_mac_config(struct ieee80211_hw *hw, u32 changed)
goto set_ch_out;
}
+ if (priv->iw_mode == NL80211_IFTYPE_ADHOC &&
+ !is_channel_ibss(ch_info)) {
+ IWL_DEBUG_MAC80211(priv, "leave - not IBSS channel\n");
+ ret = -EINVAL;
+ goto set_ch_out;
+ }
+
spin_lock_irqsave(&priv->lock, flags);
for_each_context(priv, ctx) {