USB: misc: Remove unnecessary casts of private_data

[firefly-linux-kernel-4.4.55.git] / drivers / usb / misc / sisusbvga / sisusb.c

diff --git a/drivers/usb/misc/sisusbvga/sisusb.c b/drivers/usb/misc/sisusbvga/sisusb.c
index d25814c172b27403f67715d157d67dce553e0c67..70d00e99a4b40f4c4fde10c0472c087a897e3ed6 100644 (file)
--- a/drivers/usb/misc/sisusbvga/sisusb.c
+++ b/drivers/usb/misc/sisusbvga/sisusb.c
@@ -2487,7 +2487,7 @@ sisusb_release(struct inode *inode, struct file *file)
 {
        struct sisusb_usb_data *sisusb;
 
-       if (!(sisusb = (struct sisusb_usb_data *)file->private_data))
+       if (!(sisusb = file->private_data))
                return -ENODEV;
 
        mutex_lock(&sisusb->lock);
@@ -2519,7 +2519,7 @@ sisusb_read(struct file *file, char __user *buffer, size_t count, loff_t *ppos)
        u16 buf16;
        u32 buf32, address;
 
-       if (!(sisusb = (struct sisusb_usb_data *)file->private_data))
+       if (!(sisusb = file->private_data))
                return -ENODEV;
 
        mutex_lock(&sisusb->lock);
@@ -2661,7 +2661,7 @@ sisusb_write(struct file *file, const char __user *buffer, size_t count,
        u16 buf16;
        u32 buf32, address;
 
-       if (!(sisusb = (struct sisusb_usb_data *)file->private_data))
+       if (!(sisusb = file->private_data))
                return -ENODEV;
 
        mutex_lock(&sisusb->lock);
@@ -2804,7 +2804,7 @@ sisusb_lseek(struct file *file, loff_t offset, int orig)
        struct sisusb_usb_data *sisusb;
        loff_t ret;
 
-       if (!(sisusb = (struct sisusb_usb_data *)file->private_data))
+       if (!(sisusb = file->private_data))
                return -ENODEV;
 
        mutex_lock(&sisusb->lock);
@@ -2969,7 +2969,7 @@ sisusb_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
        long retval = 0;
        u32 __user *argp = (u32 __user *)arg;
 
-       if (!(sisusb = (struct sisusb_usb_data *)file->private_data))
+       if (!(sisusb = file->private_data))
                return -ENODEV;
 
        mutex_lock(&sisusb->lock);