staging: rtl8192u: Remove unnecessary if

Remove the if condition, as the code inside the if condition is
commented and does not have any FIXME or TODO comment.

Signed-off-by: Tapasweni Pathak <tapaswenipathak@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8192u/r8192U_wx.c

@@ -171,7 +171,6 @@ static int r8192_wx_set_crcmon(struct net_device *dev,
 	struct r8192_priv *priv = ieee80211_priv(dev);
 	int *parms = (int *)extra;
 	int enable = (parms[0] > 0);
-	short prev = priv->crcmon;
 
 	down(&priv->wx_sem);
 
@@ -183,11 +182,6 @@ static int r8192_wx_set_crcmon(struct net_device *dev,
 	DMESG("bad CRC in monitor mode are %s",
 	      priv->crcmon ? "accepted" : "rejected");
 
-	if (prev != priv->crcmon && priv->up) {
-		/* rtl8180_down(dev); */
-		/* rtl8180_up(dev); */
-	}
-
 	up(&priv->wx_sem);
 
 	return 0;