diff --git a/drivers/net/wireless/airo.c b/drivers/net/wireless/airo.c
index a441aad..528d563 100644
--- a/drivers/net/wireless/airo.c
+++ b/drivers/net/wireless/airo.c
@@ -4657,7 +4657,7 @@
 			   loff_t *offset )
 {
 	loff_t pos = *offset;
-	struct proc_data *priv = (struct proc_data*)file->private_data;
+	struct proc_data *priv = file->private_data;
 
 	if (!priv->wbuffer)
 		return -EINVAL;
@@ -4689,7 +4689,7 @@
 
 	if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL)
 		return -ENOMEM;
-	data = (struct proc_data *)file->private_data;
+	data = file->private_data;
 	if ((data->rbuffer = kmalloc( 2048, GFP_KERNEL )) == NULL) {
 		kfree (file->private_data);
 		return -ENOMEM;
@@ -4772,7 +4772,7 @@
 
 	if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL)
 		return -ENOMEM;
-	data = (struct proc_data *)file->private_data;
+	data = file->private_data;
 	if ((data->rbuffer = kmalloc( 4096, GFP_KERNEL )) == NULL) {
 		kfree (file->private_data);
 		return -ENOMEM;
@@ -5045,7 +5045,7 @@
 
 	if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL)
 		return -ENOMEM;
-	data = (struct proc_data *)file->private_data;
+	data = file->private_data;
 	if ((data->rbuffer = kmalloc( 2048, GFP_KERNEL )) == NULL) {
 		kfree (file->private_data);
 		return -ENOMEM;
@@ -5127,7 +5127,7 @@
 
 static void proc_SSID_on_close(struct inode *inode, struct file *file)
 {
-	struct proc_data *data = (struct proc_data *)file->private_data;
+	struct proc_data *data = file->private_data;
 	struct proc_dir_entry *dp = PDE(inode);
 	struct net_device *dev = dp->data;
 	struct airo_info *ai = dev->ml_priv;
@@ -5170,7 +5170,7 @@
 }
 
 static void proc_APList_on_close( struct inode *inode, struct file *file ) {
-	struct proc_data *data = (struct proc_data *)file->private_data;
+	struct proc_data *data = file->private_data;
 	struct proc_dir_entry *dp = PDE(inode);
 	struct net_device *dev = dp->data;
 	struct airo_info *ai = dev->ml_priv;
@@ -5316,7 +5316,7 @@
 
 	memset(key, 0, sizeof(key));
 
-	data = (struct proc_data *)file->private_data;
+	data = file->private_data;
 	if ( !data->writelen ) return;
 
 	if (data->wbuffer[0] >= '0' && data->wbuffer[0] <= '3' &&
@@ -5370,7 +5370,7 @@
 	if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL)
 		return -ENOMEM;
 	memset(&wkr, 0, sizeof(wkr));
-	data = (struct proc_data *)file->private_data;
+	data = file->private_data;
 	if ((data->rbuffer = kzalloc( 180, GFP_KERNEL )) == NULL) {
 		kfree (file->private_data);
 		return -ENOMEM;
@@ -5416,7 +5416,7 @@
 
 	if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL)
 		return -ENOMEM;
-	data = (struct proc_data *)file->private_data;
+	data = file->private_data;
 	if ((data->rbuffer = kmalloc( 104, GFP_KERNEL )) == NULL) {
 		kfree (file->private_data);
 		return -ENOMEM;
@@ -5460,7 +5460,7 @@
 
 	if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL)
 		return -ENOMEM;
-	data = (struct proc_data *)file->private_data;
+	data = file->private_data;
 	if ((data->rbuffer = kmalloc( 104, GFP_KERNEL )) == NULL) {
 		kfree (file->private_data);
 		return -ENOMEM;
@@ -5502,7 +5502,7 @@
 
 	if ((file->private_data = kzalloc(sizeof(struct proc_data ), GFP_KERNEL)) == NULL)
 		return -ENOMEM;
-	data = (struct proc_data *)file->private_data;
+	data = file->private_data;
 	if ((data->rbuffer = kmalloc( 1024, GFP_KERNEL )) == NULL) {
 		kfree (file->private_data);
 		return -ENOMEM;