x86: fix the stackprotector canary of the boot CPU

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

diff --git a/init/main.c b/init/main.c
index a84322c..b44e4eb 100644
--- a/init/main.c
+++ b/init/main.c
@@ -546,6 +546,12 @@
 	unwind_init();
 	lockdep_init();
 	debug_objects_early_init();
+
+	/*
+	 * Set up the the initial canary ASAP:
+	 */
+	boot_init_stack_canary();
+
 	cgroup_init_early();
 
 	local_irq_disable();