staging: vt6656: Remove flags fMP_POST_READS and fMP_POST_WRITES

MP_IS_READY(fMP_DISCONNECTED) is used to block thread in vnt_tx_context
Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/vt6656/device.h

@@ -406,8 +406,6 @@ struct vnt_private {
 }
 
 #define fMP_DISCONNECTED                    0x00000002
-#define fMP_POST_READS                      0x00000100
-#define fMP_POST_WRITES                     0x00000200
 
 #define MP_SET_FLAG(_M, _F)             ((_M)->Flags |= (_F))
 #define MP_CLEAR_FLAG(_M, _F)            ((_M)->Flags &= ~(_F))

drivers/staging/vt6656/main_usb.c

@@ -552,8 +552,6 @@ static int vnt_start(struct ieee80211_hw *hw)
 	}
 
 	MP_CLEAR_FLAG(priv, fMP_DISCONNECTED);
-	MP_SET_FLAG(priv, fMP_POST_READS);
-	MP_SET_FLAG(priv, fMP_POST_WRITES);
 
 	if (device_init_registers(priv) == false) {
 		dev_dbg(&priv->usb->dev, " init register fail\n");
@@ -601,8 +599,6 @@ static void vnt_stop(struct ieee80211_hw *hw)
 	ieee80211_stop_queues(hw);
 
 	MP_SET_FLAG(priv, fMP_DISCONNECTED);
-	MP_CLEAR_FLAG(priv, fMP_POST_WRITES);
-	MP_CLEAR_FLAG(priv, fMP_POST_READS);
 
 	cancel_delayed_work_sync(&priv->run_command_work);
 

drivers/staging/vt6656/usbpipe.c

@@ -289,7 +289,7 @@ int vnt_tx_context(struct vnt_private *priv,
 	int status;
 	struct urb *urb;
 
-	if (!(MP_IS_READY(priv) && priv->Flags & fMP_POST_WRITES)) {
+	if (!(MP_IS_READY(priv))) {
 		context->in_use = false;
 		return STATUS_RESOURCES;
 	}