staging: rtl8192e: Remove unused variable initialized_at_probe

initialized_at_probe is initialized and never used. Remove resulting dead
code.
Signed-off-by: Philipp Hortmann <philipp.g.hortmann@gmail.com>
Link: https://lore.kernel.org/r/4855b2dd5b7296b0eb10e697f605fb820e1dfc7b.1669156825.git.philipp.g.hortmann@gmail.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8192e/rtl8192e/rtl_core.c

@@ -836,7 +836,6 @@ static void _rtl92e_init_priv_variable(struct net_device *dev)
 	priv->up_first_time = 1;
 	priv->blinked_ingpio = false;
 	priv->being_init_adapter = false;
-	priv->initialized_at_probe = false;
 	priv->bdisable_nic = false;
 	priv->bfirst_init = false;
 	priv->txringcount = 64;

drivers/staging/rtl8192e/rtl8192e/rtl_core.h

@@ -309,7 +309,6 @@ struct r8192_priv {
 
 	bool		bfirst_init;
 	bool		bfirst_after_down;
-	bool		initialized_at_probe;
 	bool		being_init_adapter;
 
 	int		irq;