1// SPDX-License-Identifier: GPL-2.0+
2#include <asm/ptrace.h>
3#include <linux/error-injection.h>
4#include <linux/kprobes.h>
5
6void override_function_with_return(struct pt_regs *regs)
7{
8	/*
9	 * Emulate 'br 14'. 'regs' is captured by kprobes on entry to some
10	 * kernel function.
11	 */
12	regs->psw.addr = regs->gprs[14];
13}
14NOKPROBE_SYMBOL(override_function_with_return);
15