diff options
Diffstat (limited to 'drivers/usb/gadget/f_hid.c')
-rw-r--r-- | drivers/usb/gadget/f_hid.c | 11 |
1 files changed, 4 insertions, 7 deletions
diff --git a/drivers/usb/gadget/f_hid.c b/drivers/usb/gadget/f_hid.c index 1e00ff9866af..4f891eddd060 100644 --- a/drivers/usb/gadget/f_hid.c +++ b/drivers/usb/gadget/f_hid.c @@ -142,7 +142,7 @@ static struct usb_descriptor_header *hidg_fs_descriptors[] = { static ssize_t f_hidg_read(struct file *file, char __user *buffer, size_t count, loff_t *ptr) { - struct f_hidg *hidg = (struct f_hidg *)file->private_data; + struct f_hidg *hidg = file->private_data; char *tmp_buff = NULL; unsigned long flags; @@ -200,7 +200,7 @@ static void f_hidg_req_complete(struct usb_ep *ep, struct usb_request *req) static ssize_t f_hidg_write(struct file *file, const char __user *buffer, size_t count, loff_t *offp) { - struct f_hidg *hidg = (struct f_hidg *)file->private_data; + struct f_hidg *hidg = file->private_data; ssize_t status = -ENOMEM; if (!access_ok(VERIFY_READ, buffer, count)) @@ -257,7 +257,7 @@ static ssize_t f_hidg_write(struct file *file, const char __user *buffer, static unsigned int f_hidg_poll(struct file *file, poll_table *wait) { - struct f_hidg *hidg = (struct f_hidg *)file->private_data; + struct f_hidg *hidg = file->private_data; unsigned int ret = 0; poll_wait(file, &hidg->read_queue, wait); @@ -318,8 +318,6 @@ static void hidg_set_report_complete(struct usb_ep *ep, struct usb_request *req) spin_unlock(&hidg->spinlock); wake_up(&hidg->read_queue); - - return; } static int hidg_setup(struct usb_function *f, @@ -413,8 +411,6 @@ static void hidg_disable(struct usb_function *f) usb_ep_disable(hidg->in_ep); hidg->in_ep->driver_data = NULL; - - return; } static int hidg_set_alt(struct usb_function *f, unsigned intf, unsigned alt) @@ -451,6 +447,7 @@ const struct file_operations f_hidg_fops = { .write = f_hidg_write, .read = f_hidg_read, .poll = f_hidg_poll, + .llseek = noop_llseek, }; static int __init hidg_bind(struct usb_configuration *c, struct usb_function *f) |