iwlwifi: fix compile warning

The patch fixes compile warning for ‘iwl4965_hw_channel_switch’ defined
but not used.

Signed-off-by: Zhu Yi <yi.zhu@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/drivers/net/wireless/iwlwifi/iwl-4965.c b/drivers/net/wireless/iwlwifi/iwl-4965.c
index d2569a2..9838de5 100644 (file)
--- a/drivers/net/wireless/iwlwifi/iwl-4965.c
+++ b/drivers/net/wireless/iwlwifi/iwl-4965.c
@@ -1607,6 +1607,7 @@ static int iwl4965_send_rxon_assoc(struct iwl_priv *priv)
        return ret;
 }
 
+#ifdef IEEE80211_CONF_CHANNEL_SWITCH
 static int iwl4965_hw_channel_switch(struct iwl_priv *priv, u16 channel)
 {
        int rc;
@@ -1647,6 +1648,7 @@ static int iwl4965_hw_channel_switch(struct iwl_priv *priv, u16 channel)
        rc = iwl_send_cmd_pdu(priv, REPLY_CHANNEL_SWITCH, sizeof(cmd), &cmd);
        return rc;
 }
+#endif
 
 static int iwl4965_shared_mem_rx_idx(struct iwl_priv *priv)
 {