ARM: Remove 'node' argument form arch_adjust_zones()

Since we no longer support discontigmem, node is always zero, so
remove this argument.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/arch/arm/mach-pxa/cm-x2xx-pci.c b/arch/arm/mach-pxa/cm-x2xx-pci.c
index 161fc2d..0f31305 100644
--- a/arch/arm/mach-pxa/cm-x2xx-pci.c
+++ b/arch/arm/mach-pxa/cm-x2xx-pci.c
@@ -35,7 +35,7 @@
  * This is really ugly and we need a better way of specifying
  * DMA-capable regions of memory.
  */
-void __init cmx2xx_pci_adjust_zones(int node, unsigned long *zone_size,
+void __init cmx2xx_pci_adjust_zones(unsigned long *zone_size,
 	unsigned long *zhole_size)
 {
 	unsigned int sz = SZ_64M >> PAGE_SHIFT;
@@ -46,7 +46,7 @@
 		/*
 		 * Only adjust if > 64M on current system
 		 */
-		if (node || (zone_size[0] <= sz))
+		if (zone_size[0] <= sz)
 			return;
 
 		zone_size[1] = zone_size[0] - sz;