[ARM] fix leak in iop13xx/pci

Another leak found by Daniel Marjamäki

Signed-off-by: Alan Cox <alan@lxorguk.ukuu.org.uk>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/arch/arm/mach-iop13xx/pci.c b/arch/arm/mach-iop13xx/pci.c
index 673b0db..4873f26 100644
--- a/arch/arm/mach-iop13xx/pci.c
+++ b/arch/arm/mach-iop13xx/pci.c
@@ -1026,8 +1026,10 @@
 		which_atu = 0;
 	}
 
-	if (!which_atu)
+	if (!which_atu) {
+		kfree(res);
 		return 0;
+	}
 
 	switch(which_atu) {
 	case IOP13XX_INIT_ATU_ATUX:
@@ -1074,6 +1076,7 @@
 		sys->map_irq = iop13xx_pcie_map_irq;
 		break;
 	default:
+		kfree(res);
 		return 0;
 	}