Use config check to enable memfd related processing (#550)

lrishi · poiana · commit ff5cf9832a2a · 2024-05-02T12:55:56.000+02:00
Signed-off-by: Lovel Rishi &lt;lovelworks@gmail.com&gt;
diff --git a/driver/ppm_fillers.c b/driver/ppm_fillers.c
@@ -112,7 +112,7 @@ static inline struct pid_namespace *pid_ns_for_children(struct task_struct *task
  **/
 static inline uint32_t get_exe_from_memfd(const struct file *exe_file)
 {
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 17, 0)
+#if defined(CONFIG_MEMFD_CREATE) && CONFIG_MEMFD_CREATE == 1
 	const char expected_prefix[] = "memfd:";
 	if(!(exe_file &&
 		 exe_file->f_path.dentry &&

Original file line number	Diff line number	Diff line change
`@@ -112,7 +112,7 @@ static inline struct pid_namespace pid_ns_for_children(struct task_struct task`
`112`	`112`	`**/`
`113`	`113`	`static inline uint32_t get_exe_from_memfd(const struct file *exe_file)`
`114`	`114`	`{`
`115`		`-#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 17, 0)`
	`115`	`+#if defined(CONFIG_MEMFD_CREATE) && CONFIG_MEMFD_CREATE == 1`
`116`	`116`	`const char expected_prefix[] = "memfd:";`
`117`	`117`	`if(!(exe_file &&`
`118`	`118`	`exe_file->f_path.dentry &&`