diff --git a/os_dep/linux/rtw_proc.c b/os_dep/linux/rtw_proc.c
index 840a675..f1016e1 100644
--- a/os_dep/linux/rtw_proc.c
+++ b/os_dep/linux/rtw_proc.c
@@ -213,11 +213,7 @@ const int drv_proc_hdls_num = sizeof(drv_proc_hdls) / sizeof(struct rtw_proc_hdl
 static int rtw_drv_proc_open(struct inode *inode, struct file *file)
 {
 	/* struct net_device *dev = proc_get_parent_data(inode); */
-#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 17, 0)
 	ssize_t index = (ssize_t)PDE_DATA(inode);
-#else
-	ssize_t index = (ssize_t)inode->i_private;
-#endif
 	const struct rtw_proc_hdl *hdl = drv_proc_hdls + index;
 	void *private = NULL;
 
@@ -239,11 +235,7 @@ static int rtw_drv_proc_open(struct inode *inode, struct file *file)
 
 static ssize_t rtw_drv_proc_write(struct file *file, const char __user *buffer, size_t count, loff_t *pos)
 {
-#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 17, 0)
 	ssize_t index = (ssize_t)PDE_DATA(file_inode(file));
-#else
-	ssize_t index = (ssize_t)file_inode(file)->i_private;
-#endif
 	const struct rtw_proc_hdl *hdl = drv_proc_hdls + index;
 	ssize_t (*write)(struct file *, const char __user *, size_t, loff_t *, void *) = hdl->write;
 
@@ -4163,11 +4155,7 @@ const int adapter_proc_hdls_num = sizeof(adapter_proc_hdls) / sizeof(struct rtw_
 
 static int rtw_adapter_proc_open(struct inode *inode, struct file *file)
 {
-#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 17, 0)
 	ssize_t index = (ssize_t)PDE_DATA(inode);
-#else
-	ssize_t index = (ssize_t)inode->i_private;
-#endif
 	const struct rtw_proc_hdl *hdl = adapter_proc_hdls + index;
 	void *private = proc_get_parent_data(inode);
 
@@ -4189,11 +4177,7 @@ static int rtw_adapter_proc_open(struct inode *inode, struct file *file)
 
 static ssize_t rtw_adapter_proc_write(struct file *file, const char __user *buffer, size_t count, loff_t *pos)
 {
-#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 17, 0)
 	ssize_t index = (ssize_t)PDE_DATA(file_inode(file));
-#else
-	ssize_t index = (ssize_t)file_inode(file)->i_private;
-#endif
 	const struct rtw_proc_hdl *hdl = adapter_proc_hdls + index;
 	ssize_t (*write)(struct file *, const char __user *, size_t, loff_t *, void *) = hdl->write;
 
@@ -4358,11 +4342,7 @@ const int odm_proc_hdls_num = sizeof(odm_proc_hdls) / sizeof(struct rtw_proc_hdl
 
 static int rtw_odm_proc_open(struct inode *inode, struct file *file)
 {
-#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 17, 0)
 	ssize_t index = (ssize_t)PDE_DATA(inode);
-#else
-	ssize_t index = (ssize_t)inode->i_private;
-#endif
 	const struct rtw_proc_hdl *hdl = odm_proc_hdls + index;
 	void *private = proc_get_parent_data(inode);
 
@@ -4384,11 +4364,7 @@ static int rtw_odm_proc_open(struct inode *inode, struct file *file)
 
 static ssize_t rtw_odm_proc_write(struct file *file, const char __user *buffer, size_t count, loff_t *pos)
 {
-#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 17, 0)
 	ssize_t index = (ssize_t)PDE_DATA(file_inode(file));
-#else
-	ssize_t index = (ssize_t)file_inode(file)->i_private;
-#endif
 	const struct rtw_proc_hdl *hdl = odm_proc_hdls + index;
 	ssize_t (*write)(struct file *, const char __user *, size_t, loff_t *, void *) = hdl->write;
 
@@ -4525,11 +4501,7 @@ const int mcc_proc_hdls_num = sizeof(mcc_proc_hdls) / sizeof(struct rtw_proc_hdl
 
 static int rtw_mcc_proc_open(struct inode *inode, struct file *file)
 {
-#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 17, 0)
 	ssize_t index = (ssize_t)PDE_DATA(inode);
-#else
-	ssize_t index = (ssize_t)inode->i_private;
-#endif
 	const struct rtw_proc_hdl *hdl = mcc_proc_hdls + index;
 	void *private = proc_get_parent_data(inode);
 
@@ -4551,11 +4523,7 @@ static int rtw_mcc_proc_open(struct inode *inode, struct file *file)
 
 static ssize_t rtw_mcc_proc_write(struct file *file, const char __user *buffer, size_t count, loff_t *pos)
 {
-#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 17, 0)
 	ssize_t index = (ssize_t)PDE_DATA(file_inode(file));
-#else
-	ssize_t index = (ssize_t)file_inode(file)->i_private;
-#endif
 	const struct rtw_proc_hdl *hdl = mcc_proc_hdls + index;
 	ssize_t (*write)(struct file *, const char __user *, size_t, loff_t *, void *) = hdl->write;
 
diff --git a/os_dep/linux/rtw_proc.h b/os_dep/linux/rtw_proc.h
index c2c7c8e..af6f22f 100644
--- a/os_dep/linux/rtw_proc.h
+++ b/os_dep/linux/rtw_proc.h
@@ -17,6 +17,9 @@
 
 #include <linux/proc_fs.h>
 #include <linux/seq_file.h>
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 17, 0)
+#define PDE_DATA pde_data
+#endif
 
 #define RTW_PROC_HDL_TYPE_SEQ	0
 #define RTW_PROC_HDL_TYPE_SSEQ	1