ARM: 7602/1: Pass real "__machine_arch_type" variable to setup_machine_tags() procedure

This modification is needed to proper boot the custom machines with
the IDs that are not described in the mach-types.h table.

Signed-off-by: Alexander Shiyan <shc_work@mail.ru>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c
index 9a89bf4..3f6cbb2 100644
--- a/arch/arm/kernel/setup.c
+++ b/arch/arm/kernel/setup.c
@@ -733,7 +733,7 @@
 	setup_processor();
 	mdesc = setup_machine_fdt(__atags_pointer);
 	if (!mdesc)
-		mdesc = setup_machine_tags(__atags_pointer, machine_arch_type);
+		mdesc = setup_machine_tags(__atags_pointer, __machine_arch_type);
 	machine_desc = mdesc;
 	machine_name = mdesc->name;