PCI: Simplify if-return sequences

Simplify a trivial if-return sequence.  Possibly combine with a preceding
function call.

Generated by: scripts/coccinelle/misc/simple_return.cocci
Signed-off-by: Quentin Lambert <lambert.quentin@gmail.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>

drivers/pci/hotplug/ibmphp_res.c

@@ -376,10 +376,7 @@ int __init ibmphp_rsrc_init (void)
 		if (rc)
 			return rc;
 	}
-	rc = once_over ();  /* This is to align ranges (so no -1) */
-	if (rc)
-		return rc;
-	return 0;
+	return once_over ();	/* This is to align ranges (so no -1) */
 }
 
 /********************************************************************************

drivers/pci/pci.c

@@ -1012,11 +1012,7 @@ int pci_save_state(struct pci_dev *dev)
 	if (i != 0)
 		return i;
 
-	i = pci_save_vc_state(dev);
-	if (i != 0)
-		return i;
-
-	return 0;
+	return pci_save_vc_state(dev);
 }
 EXPORT_SYMBOL(pci_save_state);