diff --git a/Linux/KernelDriver/3.2/Char/demo_char.c b/Linux/KernelDriver/3.2/Char/demo_char.c
index 62d3413..16828e9 100644
--- a/Linux/KernelDriver/3.2/Char/demo_char.c
+++ b/Linux/KernelDriver/3.2/Char/demo_char.c
@@ -49,7 +49,7 @@ struct demo_dev
 struct class *class;
 struct demo_dev* demo_devp;
 
-static int demo_open(struct inode *inode, struct file* filp)
+static int demo_open(struct inode *inode, struct file *filp)
 {
     struct demo_dev *demo;
     demo = container_of(inode->i_cdev, struct demo_dev, cdev);
@@ -58,7 +58,7 @@ static int demo_open(struct inode *inode, struct file* filp)
     return 0;
 }
 
-static int demo_release(struct inode *inode, struct file* filp)
+static int demo_release(struct inode *inode, struct file *filp)
 {
     return 0;
 }
@@ -187,7 +187,7 @@ static long demo_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
     return 0;
 }
 
-static int demo_mmap(struct file* filp, struct vm_area_struct* vma)
+static int demo_mmap(struct file *filp, struct vm_area_struct *vma)
 {
     struct demo_dev *devp = filp->private_data;
     (void)devp;
diff --git a/Linux/KernelDriver/3.2/Misc/demo_misc.c b/Linux/KernelDriver/3.2/Misc/demo_misc.c
index 1653155..8efb57a 100644
--- a/Linux/KernelDriver/3.2/Misc/demo_misc.c
+++ b/Linux/KernelDriver/3.2/Misc/demo_misc.c
@@ -45,12 +45,12 @@ MODULE_LICENSE("GPL");
 #define DEMO_CTL_IOWR  _IOWR(DEMO_MAGIC, 4, uint32_t)
 #define DEMO_CTL_MAX    5
 
-static int demo_open(struct inode *inode, struct file* filp)
+static int demo_open(struct inode *inode, struct file *filp)
 {
     return 0;
 }
 
-static int demo_release(struct inode *inode, struct file* filp)
+static int demo_release(struct inode *inode, struct file *filp)
 {
     return 0;
 }
@@ -128,7 +128,7 @@ static long demo_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
     return 0;
 }
 
-static int demo_mmap(struct file* filp, struct vm_area_struct* vma)
+static int demo_mmap(struct file *filp, struct vm_area_struct *vma)
 {
     return 0;
 }
diff --git a/Linux/KernelDriver/4.14/Platform/demo_platform.c b/Linux/KernelDriver/4.14/Platform/demo_platform.c
index e16f5c9..205e2ec 100644
--- a/Linux/KernelDriver/4.14/Platform/demo_platform.c
+++ b/Linux/KernelDriver/4.14/Platform/demo_platform.c
@@ -59,13 +59,13 @@ struct mfis_iccom
 
 #define to_miccom(priv) container_of((priv), struct mfis_iccom, mis)
 
-static int miccom_open(struct inode *inode, struct file* filp)
+static int miccom_open(struct inode *inode, struct file *filp)
 {
     struct mfis_iccom *miccom = to_miccom(filp->private_data);
     return 0;
 }
 
-static int miccom_release(struct inode *inode, struct file* filp)
+static int miccom_release(struct inode *inode, struct file *filp)
 {
     return 0;
 }
@@ -106,7 +106,7 @@ static struct file_operations miccom_fops = {
     .unlocked_ioctl = miccom_ioctl,
 };
 
-static void miccom_enable_irq(struct mfis_iccom* miccom)
+static void miccom_enable_irq(struct mfis_iccom *miccom)
 {
 	int i;
 
@@ -115,7 +115,7 @@ static void miccom_enable_irq(struct mfis_iccom* miccom)
 	}
 }
 
-static void miccom_disable_irq_nosync(struct mfis_iccom* miccom)
+static void miccom_disable_irq_nosync(struct mfis_iccom *miccom)
 {
 	int i;
 
@@ -124,7 +124,7 @@ static void miccom_disable_irq_nosync(struct mfis_iccom* miccom)
 	}
 }
 
-static int miccom_remap_cta(struct device *dev, struct device_node *node, struct mfis_iccom* miccom)
+static int miccom_remap_cta(struct device *dev, struct device_node *node, struct mfis_iccom *miccom)
 {
 	int32_t len;
 	int i = 0;
diff --git a/Linux/KernelDriver/4.19/Char/demo_char.c b/Linux/KernelDriver/4.19/Char/demo_char.c
index 62d3413..16828e9 100644
--- a/Linux/KernelDriver/4.19/Char/demo_char.c
+++ b/Linux/KernelDriver/4.19/Char/demo_char.c
@@ -49,7 +49,7 @@ struct demo_dev
 struct class *class;
 struct demo_dev* demo_devp;
 
-static int demo_open(struct inode *inode, struct file* filp)
+static int demo_open(struct inode *inode, struct file *filp)
 {
     struct demo_dev *demo;
     demo = container_of(inode->i_cdev, struct demo_dev, cdev);
@@ -58,7 +58,7 @@ static int demo_open(struct inode *inode, struct file* filp)
     return 0;
 }
 
-static int demo_release(struct inode *inode, struct file* filp)
+static int demo_release(struct inode *inode, struct file *filp)
 {
     return 0;
 }
@@ -187,7 +187,7 @@ static long demo_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
     return 0;
 }
 
-static int demo_mmap(struct file* filp, struct vm_area_struct* vma)
+static int demo_mmap(struct file *filp, struct vm_area_struct *vma)
 {
     struct demo_dev *devp = filp->private_data;
     (void)devp;
diff --git a/Linux/KernelDriver/4.19/Misc/demo_misc.c b/Linux/KernelDriver/4.19/Misc/demo_misc.c
index 1653155..8efb57a 100644
--- a/Linux/KernelDriver/4.19/Misc/demo_misc.c
+++ b/Linux/KernelDriver/4.19/Misc/demo_misc.c
@@ -45,12 +45,12 @@ MODULE_LICENSE("GPL");
 #define DEMO_CTL_IOWR  _IOWR(DEMO_MAGIC, 4, uint32_t)
 #define DEMO_CTL_MAX    5
 
-static int demo_open(struct inode *inode, struct file* filp)
+static int demo_open(struct inode *inode, struct file *filp)
 {
     return 0;
 }
 
-static int demo_release(struct inode *inode, struct file* filp)
+static int demo_release(struct inode *inode, struct file *filp)
 {
     return 0;
 }
@@ -128,7 +128,7 @@ static long demo_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
     return 0;
 }
 
-static int demo_mmap(struct file* filp, struct vm_area_struct* vma)
+static int demo_mmap(struct file *filp, struct vm_area_struct *vma)
 {
     return 0;
 }