From 657780d1d3bd63ca521bdadb5ee3fd8d2de45d20 Mon Sep 17 00:00:00 2001
From: TheBank$ter <43937120+TheBankster@users.noreply.github.com>
Date: Mon, 21 Oct 2024 13:25:15 -0700
Subject: [PATCH] Fix compilation error related to Linux kernel version change

More detailed explanation here: https://sysprog21.github.io/lkmpg/
---
 sev-snp-simulator/sevguest.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/sev-snp-simulator/sevguest.c b/sev-snp-simulator/sevguest.c
index c884bdc7..d06c9b77 100644
--- a/sev-snp-simulator/sevguest.c
+++ b/sev-snp-simulator/sevguest.c
@@ -21,6 +21,7 @@
 #include <linux/miscdevice.h>
 #include <linux/set_memory.h>
 #include <linux/fs.h>
+#include <linux/version.h>
 #include <crypto/aead.h>
 #include <linux/scatterlist.h>
 
@@ -352,7 +353,11 @@ static int __init sev_guest_init_module(void) {
   }
   sev_major = MAJOR(dev);
 
+#if LINUX_VERSION_CODE < KERNEL_VERSION(6, 4, 0)
   sev_class = class_create(THIS_MODULE, DEVICE_NAME);
+#else
+  sev_class = class_create(DEVICE_NAME);
+#endif
   if (IS_ERR(sev_class)) {
     err = PTR_ERR(sev_class);
     goto fail;