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- /* SPDX-License-Identifier: GPL-2.0 */
- #ifndef __ASM_SH_STACKPROTECTOR_H
- #define __ASM_SH_STACKPROTECTOR_H
- extern unsigned long __stack_chk_guard;
- /*
- * Initialize the stackprotector canary value.
- *
- * NOTE: this must only be called from functions that never return,
- * and it must always be inlined.
- */
- static __always_inline void boot_init_stack_canary(void)
- {
- unsigned long canary = get_random_canary();
- current->stack_canary = canary;
- __stack_chk_guard = current->stack_canary;
- }
- #endif /* __ASM_SH_STACKPROTECTOR_H */
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