staging: r8188eu: summarize two if statements

Summarize two if statements in rtw_pwr_wakeup and place the constants
on the right side of the comparison.
Signed-off-by: Martin Kaiser <martin@kaiser.cx>
Link: https://lore.kernel.org/r/20220413193654.258507-5-martin@kaiser.cxSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/r8188eu/core/rtw_pwrctrl.c

@@ -394,11 +394,10 @@ int rtw_pwr_wakeup(struct adapter *padapter)
 		ret = _SUCCESS;
 		goto exit;
 	}
-	if (rf_off == pwrpriv->rf_pwrstate) {
-		if (_FAIL ==  ips_leave(padapter)) {
-			ret = _FAIL;
-			goto exit;
-		}
+
+	if (pwrpriv->rf_pwrstate == rf_off && ips_leave(padapter) == _FAIL) {
+		ret = _FAIL;
+		goto exit;
 	}
 
 	if (padapter->bDriverStopped || !padapter->bup || !padapter->hw_init_completed) {