14 lines
365 B
C
14 lines
365 B
C
// 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);
|