From e5d5b0953c25f06bda77ae227fc1f15fece5d88a Mon Sep 17 00:00:00 2001
From: jixj <jixj@lenovo.com>
Date: Wed, 16 Dec 2020 14:51:22 +0800
Subject: [PATCH] mmi_sigprint: Fix CFI check failure

Kernel changes the signal callback function parameter
from "sigifno" to "kernel_siginfo" on kernel-5.4

change:
ae7795bc6187 signal: Distinguish between kernel_siginfo and siginfo

Change-Id: If120a520bc949b354855f804fcfb3fca97224f47
Reviewed-on: https://gerrit.mot.com/1828677
SLTApproved: Slta Waiver
SME-Granted: SME Approvals Granted
Tested-by: Jira Key
Reviewed-by: Huosheng Liao <liaohs@motorola.com>
Submit-Approved: Jira Key
---
 drivers/misc/mmi_sigprint/mmi_sigprint.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/misc/mmi_sigprint/mmi_sigprint.c b/drivers/misc/mmi_sigprint/mmi_sigprint.c
index 89528e534e89..50afaa2bc427 100644
--- a/drivers/misc/mmi_sigprint/mmi_sigprint.c
+++ b/drivers/misc/mmi_sigprint/mmi_sigprint.c
@@ -23,6 +23,7 @@
 #include <linux/module.h>
 #include <linux/pid.h>
 #include <linux/kprobes.h>
+#include <linux/version.h>
 
 #include <linux/signal.h>
 #include <linux/platform_device.h>
@@ -101,8 +102,13 @@ static void probe_signal_deliver(void *ignore, int sig, struct siginfo *info,
 }
 */
 
+#if LINUX_VERSION_CODE < KERNEL_VERSION(5,4,0)
 static void probe_death_signal(void *ignore, int sig, struct siginfo *info,
 		struct task_struct *task, int _group, int result)
+#else
+static void probe_death_signal(void *ignore, int sig, struct kernel_siginfo *info,
+		struct task_struct *task, int _group, int result)
+#endif
 {
 	struct signal_struct *signal = task->signal;
 	unsigned int state;