Staging: rtl8188eu: Fix warning of unnecessary parentheses.

This patch fixes the warning of "unnecessary parentheses" in file rtw_cmd.c.
Signed-off-by: Elena Oat <oat.elena@gmail.com>
Acked-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8188eu/core/rtw_cmd.c

@@ -2133,7 +2133,7 @@ void rtw_createbss_cmd_callback(struct adapter *padapter, struct cmd_obj *pcmd)
 	struct wlan_network *tgt_network = &(pmlmepriv->cur_network);
 
 
-	if ((pcmd->res != H2C_SUCCESS)) {
+	if (pcmd->res != H2C_SUCCESS) {
 		RT_TRACE(_module_rtl871x_cmd_c_, _drv_err_, ("\n ********Error: rtw_createbss_cmd_callback  Fail ************\n\n."));
 		_set_timer(&pmlmepriv->assoc_timer, 1);
 	}