rtlwifi: Switch locking from semaphores to mutexes

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/base.c b/drivers/net/wireless/rtlwifi/base.c
index 9e860ff..87530ea 100644
--- a/drivers/net/wireless/rtlwifi/base.c
+++ b/drivers/net/wireless/rtlwifi/base.c
@@ -309,8 +309,8 @@
 	}
 
 	/* <4> locks */
-	sema_init(&rtlpriv->locks.ips_sem, 1);
-	sema_init(&rtlpriv->locks.conf_sem, 1);
+	mutex_init(&rtlpriv->locks.ips_mutex);
+	mutex_init(&rtlpriv->locks.conf_mutex);
 	spin_lock_init(&rtlpriv->locks.irq_th_lock);
 	spin_lock_init(&rtlpriv->locks.h2c_lock);
 	spin_lock_init(&rtlpriv->locks.rf_ps_lock);