Staging: w35und: simplify hal_init_hardware() error handling

Impact: cleanup

Use gotos to simplify the deep if-statement nesting in
hal_init_hardware().
Acked-by: Pavel Machek <pavel@ucw.cz>
Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/staging/winbond/wbusb.c

@@ -487,11 +487,17 @@ static int hal_init_hardware(struct ieee80211_hw *hw)
 	pHwData->FragmentThreshold = DEFAULT_FRAGMENT_THRESHOLD; // Setting default fragment threshold
 
 	pHwData->InitialResource = 1;
-	if( Wb35Reg_initial(pHwData)) {
+	if (!Wb35Reg_initial(pHwData))
+		goto error;
+
 	pHwData->InitialResource = 2;
-		if (Wb35Tx_initial(pHwData)) {
+	if (!Wb35Tx_initial(pHwData))
+		goto error;
+
 	pHwData->InitialResource = 3;
-			if (Wb35Rx_initial(pHwData)) {
+	if (!Wb35Rx_initial(pHwData))
+		goto error;
+
 	pHwData->InitialResource = 4;
 	init_timer(&pHwData->LEDTimer);
 	pHwData->LEDTimer.function = hal_led_control;
@@ -515,10 +521,8 @@ static int hal_init_hardware(struct ieee80211_hw *hw)
 	Wb35Tx_EP2VM_start(priv);
 
 	return 0;
-			}
-		}
-	}
 
+error:
 	pHwData->SurpriseRemove = 1;
 	return -EINVAL;
 }