ARM: restart: remove argument to setup_mm_for_reboot()

setup_mm_for_reboot() doesn't make use of its argument, so remove it.

Acked-by: Nicolas Pitre <nico@linaro.org>
Acked-by: Will Deacon <will.deacon@arm.com>
Acked-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Acked-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/arch/arm/kernel/machine_kexec.c b/arch/arm/kernel/machine_kexec.c
index c1b4463..cc40b96 100644
--- a/arch/arm/kernel/machine_kexec.c
+++ b/arch/arm/kernel/machine_kexec.c
@@ -16,7 +16,7 @@
 extern const unsigned char relocate_new_kernel[];
 extern const unsigned int relocate_new_kernel_size;
 
-extern void setup_mm_for_reboot(char mode);
+extern void setup_mm_for_reboot(void);
 
 extern unsigned long kexec_start_address;
 extern unsigned long kexec_indirection_page;
@@ -114,7 +114,7 @@
 		kexec_reinit();
 	local_irq_disable();
 	local_fiq_disable();
-	setup_mm_for_reboot(0); /* mode is not used, so just pass 0*/
+	setup_mm_for_reboot();
 	flush_cache_all();
 	outer_flush_all();
 	outer_disable();