tty: driverdata and discdata are void *

Remove all the extra casting while we are cleaning up

Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/wireless/strip.c b/drivers/net/wireless/strip.c
index f93caf4..692e6c5 100644
--- a/drivers/net/wireless/strip.c
+++ b/drivers/net/wireless/strip.c
@@ -1234,7 +1234,7 @@
 
 static void strip_write_some_more(struct tty_struct *tty)
 {
-	struct strip *strip_info = (struct strip *) tty->disc_data;
+	struct strip *strip_info = tty->disc_data;
 
 	/* First make sure we're connected. */
 	if (!strip_info || strip_info->magic != STRIP_MAGIC ||
@@ -2259,7 +2259,7 @@
 static void strip_receive_buf(struct tty_struct *tty, const unsigned char *cp,
 		  char *fp, int count)
 {
-	struct strip *strip_info = (struct strip *) tty->disc_data;
+	struct strip *strip_info = tty->disc_data;
 	const unsigned char *end = cp + count;
 
 	if (!strip_info || strip_info->magic != STRIP_MAGIC
@@ -2594,7 +2594,7 @@
 
 static int strip_open(struct tty_struct *tty)
 {
-	struct strip *strip_info = (struct strip *) tty->disc_data;
+	struct strip *strip_info = tty->disc_data;
 
 	/*
 	 * First make sure we're not already connected.
@@ -2665,7 +2665,7 @@
 
 static void strip_close(struct tty_struct *tty)
 {
-	struct strip *strip_info = (struct strip *) tty->disc_data;
+	struct strip *strip_info = tty->disc_data;
 
 	/*
 	 * First make sure we're connected.
@@ -2691,7 +2691,7 @@
 static int strip_ioctl(struct tty_struct *tty, struct file *file,
 		       unsigned int cmd, unsigned long arg)
 {
-	struct strip *strip_info = (struct strip *) tty->disc_data;
+	struct strip *strip_info = tty->disc_data;
 
 	/*
 	 * First make sure we're connected.