ARM: Use reboot_cpu instead of hardcoding it to 0

Use `reboot_cpu` variable instead of hardcoding 0 as the reboot cpu in
machine_shutdown().

Signed-off-by: Qais Yousef <qais.yousef@arm.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Russell King <linux@armlinux.org.uk>
Link: https://lkml.kernel.org/r/20200323135110.30522-6-qais.yousef@arm.com

diff --git a/arch/arm/kernel/reboot.c b/arch/arm/kernel/reboot.c
index 58ad1a7..0ce388f 100644 (file)
--- a/arch/arm/kernel/reboot.c
+++ b/arch/arm/kernel/reboot.c
@@ -92,7 +92,7 @@ void soft_restart(unsigned long addr)
  */
 void machine_shutdown(void)
 {
-       smp_shutdown_nonboot_cpus(0);
+       smp_shutdown_nonboot_cpus(reboot_cpu);
 }
 
 /*