// SPDX-License-Identifier: GPL-2.0+ #include <asm/ptrace.h> #include <linux/error-injection.h> #include <linux/kprobes.h> void override_function_with_return(struct pt_regs *regs) { /* * Emulate 'br 14'. 'regs' is captured by kprobes on entry to some * kernel function. */ regs->psw.addr = regs->gprs[14]; } NOKPROBE_SYMBOL(override_function_with_return);