Remove unneeded casts of (void *) pointers.

Signed-off-by: Domen Puncer <domen@coderock.org>

--- c/drivers/mtd/mtdchar.c	2004-11-15 13:42:11.000000000 +0100
+++ a/drivers/mtd/mtdchar.c	2004-12-03 11:49:04.000000000 +0100
@@ -61,7 +61,7 @@ static inline void mtdchar_devfs_exit(vo
 
 static loff_t mtd_lseek (struct file *file, loff_t offset, int orig)
 {
-	struct mtd_info *mtd=(struct mtd_info *)file->private_data;
+	struct mtd_info *mtd = file->private_data;
 
 	switch (orig) {
 	case 0:
@@ -134,7 +134,7 @@ static int mtd_close(struct inode *inode
 
 	DEBUG(MTD_DEBUG_LEVEL0, "MTD_close\n");
 
-	mtd = (struct mtd_info *)file->private_data;
+	mtd = file->private_data;
 	
 	if (mtd->sync)
 		mtd->sync(mtd);
@@ -151,7 +151,7 @@ static int mtd_close(struct inode *inode
 
 static ssize_t mtd_read(struct file *file, char __user *buf, size_t count,loff_t *ppos)
 {
-	struct mtd_info *mtd = (struct mtd_info *)file->private_data;
+	struct mtd_info *mtd = file->private_data;
 	size_t retlen=0;
 	size_t total_retlen=0;
 	int ret=0;
@@ -210,7 +210,7 @@ static ssize_t mtd_read(struct file *fil
 
 static ssize_t mtd_write(struct file *file, const char __user *buf, size_t count,loff_t *ppos)
 {
-	struct mtd_info *mtd = (struct mtd_info *)file->private_data;
+	struct mtd_info *mtd = file->private_data;
 	char *kbuf;
 	size_t retlen;
 	size_t total_retlen=0;
@@ -276,7 +276,7 @@ static void mtdchar_erase_callback (stru
 static int mtd_ioctl(struct inode *inode, struct file *file,
 		     u_int cmd, u_long arg)
 {
-	struct mtd_info *mtd = (struct mtd_info *)file->private_data;
+	struct mtd_info *mtd = file->private_data;
 	void __user *argp = (void __user *)arg;
 	int ret = 0;
 	u_long size;