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Diffstat (limited to 'arch/s390/include/asm/stackprotector.h')
-rw-r--r--arch/s390/include/asm/stackprotector.h16
1 files changed, 16 insertions, 0 deletions
diff --git a/arch/s390/include/asm/stackprotector.h b/arch/s390/include/asm/stackprotector.h
new file mode 100644
index 000000000000..0497850103dd
--- /dev/null
+++ b/arch/s390/include/asm/stackprotector.h
@@ -0,0 +1,16 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+
+#ifndef _ASM_S390_STACKPROTECTOR_H
+#define _ASM_S390_STACKPROTECTOR_H
+
+#include <linux/sched.h>
+#include <asm/current.h>
+#include <asm/lowcore.h>
+
+static __always_inline void boot_init_stack_canary(void)
+{
+ current->stack_canary = get_random_canary();
+ get_lowcore()->stack_canary = current->stack_canary;
+}
+
+#endif /* _ASM_S390_STACKPROTECTOR_H */