drivers/isdn: Remove unnecessary casts of private_data

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

3 files changed, 5 insertions, 5 deletions

diff --git a/drivers/isdn/capi/capi.c b/drivers/isdn/capi/capi.c
index b0a4a691cbaa..f80a7c48a35f 100644
--- a/drivers/isdn/capi/capi.c
+++ b/drivers/isdn/capi/capi.c
@@ -691,7 +691,7 @@ unlock_out:
 static ssize_t
 capi_read(struct file *file, char __user *buf, size_t count, loff_t *ppos)
 {
-        struct capidev *cdev = (struct capidev *)file->private_data;
+        struct capidev *cdev = file->private_data;
         struct sk_buff *skb;
         size_t copied;
         int err;
@@ -726,7 +726,7 @@ capi_read(struct file *file, char __user *buf, size_t count, loff_t *ppos)
 static ssize_t
 capi_write(struct file *file, const char __user *buf, size_t count, loff_t *ppos)
 {
-        struct capidev *cdev = (struct capidev *)file->private_data;
+        struct capidev *cdev = file->private_data;
         struct sk_buff *skb;
         u16 mlen;
 
@@ -773,7 +773,7 @@ capi_write(struct file *file, const char __user *buf, size_t count, loff_t *ppos
 static unsigned int
 capi_poll(struct file *file, poll_table * wait)
 {
-        struct capidev *cdev = (struct capidev *)file->private_data;
+        struct capidev *cdev = file->private_data;
         unsigned int mask = 0;
 
         if (!cdev->ap.applid)
diff --git a/drivers/isdn/hysdn/hysdn_proclog.c b/drivers/isdn/hysdn/hysdn_proclog.c
index 37a9dd337308..7003698e667d 100644
--- a/drivers/isdn/hysdn/hysdn_proclog.c
+++ b/drivers/isdn/hysdn/hysdn_proclog.c
@@ -158,7 +158,7 @@ hysdn_log_write(struct file *file, const char __user *buf, size_t count, loff_t
         int found = 0;
         unsigned char *cp, valbuf[128];
         long base = 10;
-        hysdn_card *card = (hysdn_card *) file->private_data;
+        hysdn_card *card = file->private_data;
 
         if (count > (sizeof(valbuf) - 1))
                 count = sizeof(valbuf) - 1;     /* limit length */
diff --git a/drivers/isdn/i4l/isdn_ppp.c b/drivers/isdn/i4l/isdn_ppp.c
index 8c46baee621b..fe824e0cbb25 100644
--- a/drivers/isdn/i4l/isdn_ppp.c
+++ b/drivers/isdn/i4l/isdn_ppp.c
@@ -477,7 +477,7 @@ isdn_ppp_ioctl(int min, struct file *file, unsigned int cmd, unsigned long arg)
         struct isdn_ppp_comp_data data;
         void __user *argp = (void __user *)arg;
 
-        is = (struct ippp_struct *) file->private_data;
+        is = file->private_data;
         lp = is->lp;
 
         if (is->debug & 0x1)