chelsio: useless test in cxgb2::remove_one

pci_get_drvadata() is necessarily distinct from NULL if
cxgb2::init_one succeeded. cxgb2::remove_one is solely
issued through the PCI device callback.
Signed-off-by: Francois Romieu <romieu@fr.zoreil.com>

drivers/net/chelsio/cxgb2.c

@@ -1385,26 +1385,26 @@ static inline void t1_sw_reset(struct pci_dev *pdev)
 static void __devexit remove_one(struct pci_dev *pdev)
 {
 	struct net_device *dev = pci_get_drvdata(pdev);
-
-	if (dev) {
-		int i;
 	struct adapter *adapter = dev->priv;
+	int i;
 
-		for_each_port(adapter, i)
+	for_each_port(adapter, i) {
 		if (test_bit(i, &adapter->registered_device_map))
 			unregister_netdev(adapter->port[i].dev);
+	}
 
 	t1_free_sw_modules(adapter);
 	iounmap(adapter->regs);
-		while (--i >= 0)
+
+	while (--i >= 0) {
 		if (adapter->port[i].dev)
 			free_netdev(adapter->port[i].dev);
+	}
 
 	pci_release_regions(pdev);
 	pci_disable_device(pdev);
 	pci_set_drvdata(pdev, NULL);
 	t1_sw_reset(pdev);
-	}
 }
 
 static struct pci_driver driver = {