staging: rtl8192e: Remove unchanged variable chan_forced

Remove unchanged variable chan_forced and equations that have always the
same result to shorten code.

Signed-off-by: Philipp Hortmann <philipp.g.hortmann@gmail.com>
Link: https://lore.kernel.org/r/3f218531a9d31c399d1351d3da7f9ca13d20df0c.1681627603.git.philipp.g.hortmann@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8192e/rtl8192e/rtl_core.c

@@ -249,9 +249,6 @@ static void _rtl92e_set_chan(struct net_device *dev, short ch)
 {
 	struct r8192_priv *priv = rtllib_priv(dev);
 
-	if (priv->chan_forced)
-		return;
-
 	priv->chan = ch;
 
 	if (priv->rf_set_chan)

drivers/staging/rtl8192e/rtl8192e/rtl_core.h

@@ -392,8 +392,6 @@ struct r8192_priv {
 	bool		reset_in_progress;
 	bool		force_reset;
 	bool		force_lps;
-
-	bool		chan_forced;
 };
 
 extern const struct ethtool_ops rtl819x_ethtool_ops;