rtlwifi: Remove unused/unneeded variables

Remove some unused variables and correct spelling errors.

Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/rtlwifi/ps.c b/drivers/net/wireless/rtlwifi/ps.c
index 6b7e217..c8395fb 100644
--- a/drivers/net/wireless/rtlwifi/ps.c
+++ b/drivers/net/wireless/rtlwifi/ps.c
@@ -63,7 +63,6 @@
 
 bool rtl_ps_disable_nic(struct ieee80211_hw *hw)
 {
-	bool status = true;
 	struct rtl_priv *rtlpriv = rtl_priv(hw);
 
 	/*<1> Stop all timer */
@@ -75,7 +74,7 @@
 	/*<3> Disable Adapter */
 	rtlpriv->cfg->ops->hw_disable(hw);
 
-	return status;
+	return true;
 }
 EXPORT_SYMBOL(rtl_ps_disable_nic);